Condensed Consolidated Statements of Cash Flows - Unaudited - USD ($)	6 Months Ended
Sep. 30, 2017	Sep. 30, 2016
OPERATING ACTIVITIES
Net earnings (loss)	$ 480,659	$ (2,065,101)
Adjustments to reconcile net earnings (loss) to cash provided by operating activities:
Depreciation	638,480	804,000
Deferred taxes	205,765	(539,059)
Compensation expense for restricted stock	144,480
Change in postretirement benefits	3,439	28,841
Decrease (increase) in operating assets:
Accounts receivable, net	155,069	(380,557)
Inventories	(5,224,616)	7,887,724
Federal income taxes recoverable		(913,347)
Other	(193,629)	(121,378)
Increase (decrease) in operating liabilities:
Accounts payable and accrued expenses	5,676,463	126,617
Contribution to retirement plan	72,750	87,000
Employee compensation and related expenses	115,057	24,089
NET CASH PROVIDED BY OPERATING ACTIVITIES	2,073,917	4,938,829
INVESTING ACTIVITIES
Purchase of property, plant and equipment	(182,739)	(436,787)
Increase in cash surrender value of officers’ life insurance	(8,750)	(29,500)
NET CASH USED IN INVESTING ACTIVITIES	(191,489)	(466,287)
FINANCING ACTIVITIES
Cash dividends paid	(140,188)	(135,989)
NET CASH USED IN FINANCING ACTIVITIES	(140,188)	(135,989)
INCREASE IN CASH	1,742,240	4,336,553
Cash at beginning of period	1,461,695	2,796,762
CASH AT END OF PERIOD	$ 3,203,935	$ 7,133,315

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