Balance Sheets - USD ($)	Dec. 31, 2017	Jun. 30, 2017
ASSETS:
Cash and cash equivalents	$ 7,202,247	$ 10,058,163
Investment securities	11,422,070	9,426,968
Trade accounts receivable, net of allowance of $3,000	5,558,500	3,399,613
Income tax receivable		120,179
Inventories:
Raw materials	1,331,867	1,303,259
Work-in-process	759,554	512,014
Costs related to contracts in process, net of advance payments of $173,061 and $1,366,504 at December 31, 2017 and June 30, 2017, respectively	6,850,469	7,863,538
Total inventories	8,941,890	9,678,811
Deferred tax assets		317,559
Prepaid expenses and other current assets	252,777	227,306
Total current assets	33,377,484	33,228,599
Property, plant and equipment, net	2,239,093	2,265,096
Deferred tax assets	89,965
Total assets	35,706,542	35,493,695
LIABILITIES AND STOCKHOLDERS' EQUITY:
Accounts payable	1,296,934	2,250,115
Accrued expenses:
Salaries and wages	404,382	172,045
Vacation	629,908	656,199
ESOP payable	156,538
Other	120,410	250,283
Payroll and other taxes withheld	50,696	46,939
Income taxes payable	314,951
Total current liabilities	2,973,819	3,375,581
Deferred tax liabilities		220,571
Total liabilities	2,973,819	3,596,152
Commitments and contingencies (see Note 5)
Common stock, par value $.33-1/3 per share Authorized 10,000,000 shares; Issued 3,029,874 shares as of December 31, 2017 and June 30, 2017. Outstanding 2,366,523 and 2,371,321 as of December 31, 2017 and June 30, 2017, respectively (includes 37,083 and 45,000 Unearned ESOP shares, respectively)	1,009,958	1,009,958
Capital in excess of par value	17,700,805	17,650,335
Accumulated other comprehensive loss	(4,449)	(3,599)
Retained earnings	22,565,450	21,670,196
Total stockholders equity before ESOP	41,271,764	40,326,890
Less: Unearned ESOP shares	(650,248)	(650,248)
Cost of 663,351 and 658,553 shares of common stock in treasury as of December 31, 2017 and June 30, 2017, respectively	(7,888,793)	(7,779,099)
Total stockholders' equity	32,732,723	31,897,543
Total liabilities and stockholders' equity	$ 35,706,542	$ 35,493,695