Balance Sheets - USD ($)	Jun. 30, 2019	Jun. 30, 2018
ASSETS
Cash and cash equivalents	$ 1,462,761	$ 4,298,796
Investment securities	5,684,240	11,520,706
Trade accounts receivable, net of allowance of $3,000	10,995,783	4,377,726
Income tax receivable		161,975
Inventories:
Raw materials	1,747,449	1,562,581
Work-in-process	408,130	966,342
Costs related to contracts in process	11,069,558	8,880,003
Total inventories	13,225,137	11,408,926
Prepaid expenses and other current assets	494,181	1,292,575
Total current assets	31,862,102	33,060,704
Property, plant and equipment, net	3,825,411	3,758,637
Total assets	35,687,513	36,819,341
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	2,160,433	1,822,597
Accrued expenses:
Salaries and wages	329,890	529,005
Vacation	786,870	707,612
Other	109,755	104,663
Payroll and other taxes withheld	61,451	53,435
Contract liabilities	6,054	102,924
Income taxes payable	30,481
Total current liabilities	3,484,934	3,320,236
Deferred tax liabilities	277,075	17,693
Total liabilities	3,762,009	3,337,929
Commitments and Contingencies (See Note 15)
Common stock, par value $.33-1/3 per share Authorized 10,000,000 shares; Issued 3,029,874 shares as of June 30, 2019 and 2018. Outstanding 2,401,213 and 2,387,124 as of June 30, 2019 and 2018, respectively (includes respectively) 14,166 and 29,166 Unearned ESOP Shares, respectively	1,009,958	1,009,958
Capital in excess of par value	18,731,975	18,201,691
Accumulated other comprehensive loss	(1,299)	(6,349)
Retained earnings	20,022,132	22,416,400
Total stockholders equity before ESOP and treasury stock	39,762,766	41,621,700
Less: Unearned ESOP shares	(204,706)	(421,453)
Cost of 628,661 and 642,750 shares of common stock in treasury as of June 30, 2019 and 2018, respectively	(7,632,556)	(7,718,835)
Total stockholders' equity	31,925,504	33,481,412
Total liabilities and stockholders' equity	$ 35,687,513	$ 36,819,341