-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, L1zwcBM9HlGoj19+eBFCbcEYRalX7p6ZZpqVCIUzgCWKOyAp1IjOpmPentOvnfJB t7dlihvBkP9cO2f11FU0rg== 0000935836-97-000040.txt : 19970606 0000935836-97-000040.hdr.sgml : 19970606 ACCESSION NUMBER: 0000935836-97-000040 CONFORMED SUBMISSION TYPE: SC 13D PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19970605 SROS: NASD SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MITCHAM INDUSTRIES INC CENTRAL INDEX KEY: 0000926423 STANDARD INDUSTRIAL CLASSIFICATION: WHOLESALE-INDUSTRIAL MACHINERY & EQUIPMENT [5084] IRS NUMBER: 760210849 STATE OF INCORPORATION: TX FISCAL YEAR END: 0131 FILING VALUES: FORM TYPE: SC 13D SEC ACT: 1934 Act SEC FILE NUMBER: 005-49191 FILM NUMBER: 97619610 BUSINESS ADDRESS: STREET 1: 44000 HIGHWAY 75 SOUTH STREET 2: PO BOX 1175 CITY: HUNTSVILLE STATE: TX ZIP: 77342 BUSINESS PHONE: 4092912277 MAIL ADDRESS: STREET 1: P O BOX 1175 STREET 2: P O BOX 1175 CITY: HUNTSVILLE STATE: TX ZIP: 77342-1175 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: WESTCLIFF CAPITAL MANAGEMENT LLC /ADV CENTRAL INDEX KEY: 0001020960 STANDARD INDUSTRIAL CLASSIFICATION: [] IRS NUMBER: 770435868 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D BUSINESS ADDRESS: STREET 1: 200 7TH AVE STREET 2: STE 105 CITY: SANTA CRUZ STATE: CA ZIP: 95062 BUSINESS PHONE: 4084790422 FORMER COMPANY: FORMER CONFORMED NAME: WESTCLIFF CAPITAL MANAGEMENT LLC /ADV DATE OF NAME CHANGE: 19961121 SC 13D 1 OMB APPROVAL OMB Number:3235-0145 Expires: December 31, 1997 Estimated average burden hours per form 14.90 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. _) Mitcham Industries, Inc. (Name of Issuer) Common Stock - --------------------------------------------------------------------------- (Title of Class of Securities) 606501104 (CUSIP Number) Christopher J. Rupright, Esq. Shartsis Friese & Ginsburg LLP One Maritime Plaza, 18th Floor San Francisco, CA 94111 (415) 421-6500 - --------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) April 1, 1997 (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(b)(3) or (4), check the following box / /. Check the following box if a fee is being paid with the statement / /. (A fee is not required only if the reporting person: (1) has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent thereto reporting beneficial ownership of five percent or less of such class.) (See Rule 13d-7.) Note: Six copies of this statement, including all exhibits, should be filed with the Commission. See Rule 13d-1(a) for other parties to whom copies are to be sent. * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). SEC 1746 (12-91) SCHEDULE 13D CUSIP No. 606501104 Page 2 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON Westcliff Capital Management, LLC - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) / X / (b) / / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION California - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 594,200 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 594,200 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 594,200 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 8.1 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* OO and IA - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 3 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON Richard S. Spencer III - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a)/X / (b)/ / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF and PF - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION United States - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 594,200 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 594,200 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 594,200 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 8.1 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* IN - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 4 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON David R. Korus - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X / (b) / / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION California - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 594,200 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 594,200 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 594,200 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 8.1 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* IN - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 5 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON Westcliff, LLC - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) / X / (b) / / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* AF - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION California - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 259,300 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 259,300 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 259,300 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 3.5 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* OO - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 6 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON Westcliff Partners, L.P. - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X / (b) / / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* WC - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION California - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 129,750 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 129,750 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 129,750 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.8 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* PN - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 7 of 12 Pages - --------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON SS OR IRS IDENTIFICATION NO. OF ABOVE PERSON Westcliff Long/Short, L.P. - --------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) /X / (b) / / - --------------------------------------------------------------------------- 3 SEC USE ONLY - --------------------------------------------------------------------------- 4 SOURCE OF FUNDS* WC - --------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(E) / / - --------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION California - --------------------------------------------------------------------------- NUMBER OF 7 SOLE VOTING POWER SHARES -0- BENEFICIALLY -------------------------------------------------- OWNED BY 8 SHARED VOTING POWER EACH 129,550 REPORTING -------------------------------------------------- PERSON 9 SOLE DISPOSITIVE POWER WITH -0- -------------------------------------------------- 10 SHARED DISPOSITIVE POWER 129,550 - --------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 129,550 - --------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / / - --------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 1.8 - --------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON* PN - --------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7 (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION. SCHEDULE 13D CUSIP No. 606501104 Page 8 of 12 Pages ITEM 1. SECURITY AND ISSUER. This statement relates to the common stock (the "Stock") of Mitcham Industries, Inc. ("MII"). The principal executive office of MII is located at 44000 Highway 75 South, P.O. Box 1175, Huntsville, Texas 77342. ITEM 2. IDENTITY AND BACKGROUND. The persons filing this statement (the "Reporting Persons") and the persons enumerated in Instruction C of Schedule 13D and, where applicable, their respective places of organization, general partners, directors, executive officers and controlling persons, and the information regarding them, are as follows: (a) Westcliff Capital Management, LLC, a California limited liability company ("WCM"); Westcliff, LLC ("WL"), Westcliff Partners, L.P., a California limited partnership ("WP"); Westcliff Long/Short, L.P., a California limited partnership ("WLS"); Richard S. Spencer III ("Spencer"); and David R. Korus ("Korus"). (b) The business address of WCM, WL, WP, WLS and Spencer is 200 Seventh Avenue, Suite 105, Santa Cruz, California 95062. The business address of Korus is 152 W. 57th Street, New York, New York 10019. (c) WCM is the investment adviser to and a general partner of WP and WLS, which are investment limited partnerships. WL is a general partner of WP and WLS. Spencer and Korus are the sole managers of WCM and WL. (d) During the last five years, none of such persons has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). (e) During the last five years, none of such persons was a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. (f) Spencer and Korus are citizens of the United States of America. SCHEDULE 13D CUSIP No. 606501104 Page 9 of 12 Pages ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. The source and amount of funds used in purchasing the Stock were as follows: Purchaser Source of Funds Amount WCM Funds Under Management(1) $4,442,235.93 WP Working Capital $ 977,642.81 WLS Working Capital $ 964,659.74 (1) Consists of funds of WP, WLS and various other, separately managed, accounts invested in the Stock. ITEM 4. PURPOSE OF TRANSACTION. The Reporting Persons have acquired the Stock solely for investment purposes. ITEM 5. INTEREST IN SECURITIES OF THE ISSUER. The beneficial ownership of the Stock of the persons named in Item 2 of this statement is as follows at the date hereof: Aggregate Beneficially Owned Voting Power Dispositive Power Name Number Percent Sole Shared Sole Shared WCM 594,200 8.1 -0- 594,200 -0- 594,200 WP 129,750 1.8 -0- 129,750 -0- 129,750 WLS 129,550 1.8 -0- 129,550 -0- 129,550 WL 259,300 3.5 -0- 259,300 -0- 259,300 Spencer 594,200 8.1 -0- 594,200 -0- 594,200 Korus 594,200 8.1 -0- 594,200 -0- 594,200 The persons filing this statement effected the following transactions in the Stock on the dates indicated, and such transactions are the only transactions in the Stock by the persons filing this statement since January 31, 1997. Purchase Number Price Name or Sale Date of Shares Per Share WP P 2-26-97 5,000 8.8750 WLS P 2-27-97 5,000 8.8750 WP P 3-6-97 45,800 7.0313 WLS P 3-6-97 32,500 7.0313 WCM P 3-6-97 76,550 7.0313 WP P 3-11-97 4,200 7.1875 WLS P 3-11-97 11,550 7.1875 WCM P 3-11-97 24,200 7.1885 SCHEDULE 13D CUSIP No. 606501104 Page 10 of 12 Pages (Table Continued from Page 9) WLS P 3-18-97 5,000 7.1875 WCM P 3-20-97 3,900 7.3850 WCM S 3-20-97 3,900 7.3650 WP P 3-21-97 22,400 8.0000 WLS P 3-21-97 16,650 8.0000 WCM P 3-21-97 25,950 8.0000 WP P 3-24-97 4,050 8.1426 WLS P 3-24-97 3,350 8.1426 WCM P 3-24-97 18,800 8.1426 WP P 3-31-97 8,500 7.9303 WLS P 3-31-97 6,750 7.9303 WCM P 3-31-97 14,250 7.9303 WP P 4-1-97 8,100 8.0563 WLS P 4-1-97 4,900 8.0563 WCM P 4-1-97 8,750 8.0563 WP P 4-2-97 13,200 7.9938 WLS P 4-2-97 15,400 7.9938 WCM P 4-2-97 21,400 7.9938 WCM P 4-4-97 24,700 7.4674 WCM P 4-8-97 30,000 7.4783 WP P 4-9-97 5,000 7.5000 WLS P 4-9-97 20,600 7.5000 WCM P 4-9-97 59,350 7.5000 WP P 4-15-97 10,000 6.9375 WLS P 4-15-97 10,000 6.9375 WP P 4-16-97 3,000 6.8750 WLS P 4-16-97 3,500 6.8750 WCM P 4-16-97 8,500 6.8750 WP P 4-25-97 500 6.3750 WLS P 4-25-97 1,000 6.3750 WCM P 4-25-97 8,500 6.3750 WCM P 4-29-97 10,000 6.5000 WCM S 4-30-97 6,100 6.5648 WLS P 5-1-97 400 6.6250 WCM P 5-12-97 10,500 7.8125 WCM S 5-20-97 7,500 8.1897 WLS S 6-3-97 7,050 8.6250 WCM S 6-3-97 6,200 8.6250 WCM P 6-3-97 13,250 8.6250 All transactions were executed through the Nasdaq National Market System. SCHEDULE 13D CUSIP No. 606501104 Page 11 of 12 Pages ITEM. 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER. WCM and WL are the general partners of WP and WLS pursuant to limited partnership agreements providing to WCM the authority, among other things, to invest the funds of WP and WLS in the Stock, to vote and dispose of the Stock and to file this statement on behalf of WP and WLS. Pursuant to such limited partnership agreements, the general partners of WP and WLS are entitled to allocations based on assets under management and realized and unrealized gains, under certain conditions. Pursuant to investment management agreements (the "IMAs"), WCM is authorized, among other things, to invest funds of its various investment advisory clients in securities, and to vote and dispose of those securities. The IMAs may be terminated by either party pursuant to the terms of the IMAs and provide for fees payable to WCM, based on assets under management, and, in certain cases, realized and unrealized gains and losses if certain conditions are met. ITEM 7. MATERIAL TO BE FILED AS EXHIBITS. A. Agreement Regarding Joint Filing of Statement on Schedule 13D or 13G. SIGNATURES After reasonable inquiry and to the best of my knowledge, I certify that the information set forth in this statement is true, complete and correct. DATED: June 3, 1997 WESTCLIFF PARTNERS, L.P. /s/ Richard S. Spencer III Richard S. Spencer III By: Westcliff Capital Management, LLC /s/ David R. Korus General Partner David R. Korus By: /s/ Richard S. Spencer III Richard S. Spencer III WESTCLIFF CAPITAL MANAGEMENT, LLC Manager By: /s/ Richard S. Spencer III Richard S. Spencer III WESTCLIFF LONG/SHORT, L.P. Manager WESTCLIFF, LLC By: Westcliff Capital Management, LLC General Partner By: /s/ Richard S. Spencer III Richard S. Spencer By: /s/ Richard S. Spencer III Manager Richard S. Spencer III Manager SCHEDULE 13D CUSIP No. 606501104 Page 12 of 12 Pages EXHIBIT A AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13D OR 13G The undersigned agree to file jointly with the Securities and Exchange Commission (the "SEC") any and all statements on Schedule 13D or Schedule 13G (and any amendments or supplements thereto) required under section 13(d) of the Securities Exchange Act of 1934, as amended, in connection with purchases by the undersigned of Common Stock of Mitcham Industries, Inc. For that purpose, the undersigned hereby constitute and appoint Westcliff Capital Management, LLC, a California limited liability company, as their true and lawful agent and attorney-in-fact, with full power and authority for and on behalf of the undersigned to prepare or cause to be prepared, sign, file with the SEC and furnish to any other person all certificates, instruments, agreements and documents necessary to comply with section 13(d) and section 16(a) of the Securities Exchange Act of 1934, as amended, in connection with said purchases, and to do and perform every act necessary and proper to be done incident to the exercise of the foregoing power, as fully as the undersigned might or could do if personally present. DATED: June 3, 1997. WESTCLIFF PARTNERS, L.P. /s/ Richard S. Spencer III Richard S. Spencer III By: Westcliff Capital Management, LLC /s/ David R. Korus General Partner David R. Korus By: /s/ Richard S. Spencer III Richard S. Spencer III WESTCLIFF CAPITAL MANAGEMENT, LLC Manager By: /s/ Richard S. Spencer III Richard S. Spencer III WESTCLIFF LONG/SHORT, L.P. Manager WESTCLIFF, LLC By: Westcliff Capital Management, LLC General Partner By: /s/ Richard S. Spencer III Richard S. Spencer By: /s/ Richard S. Spencer III Manager Richard S. Spencer III Manager C:\DMS\3804\008\0213276.WP -----END PRIVACY-ENHANCED MESSAGE-----