Balance Sheets - USD ($)	Dec. 31, 2021	Jun. 30, 2021
ASSETS:
Cash and cash equivalents	$ 7,018,282	$ 6,802,712
Investment securities	3,057,000	3,092,000
Trade accounts receivable, net of allowance of $3,000	4,888,399	5,353,781
Income tax receivable	252,643	249,602
Inventories:
Raw materials	2,074,883	2,111,058
Work-in-process	242,094	326,198
Costs related to contracts in process	17,012,234	16,354,636
Total inventories	19,329,211	18,791,892
Prepaid expenses and other current assets	808,857	700,297
Total current assets	35,354,392	34,990,284
Property, plant and equipment, net	2,833,961	2,990,519
Total assets	38,188,353	37,980,803
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	2,585,174	2,718,173
Accrued expenses:
Salaries and wages	649,089	475,667
Vacation	656,292	672,611
ESOP payable	168,318
Other	57,037	126,014
Payroll and other taxes withheld	278,924	409,881
Contract liabilities	2,904,746	3,077,605
Total current liabilities	7,299,580	7,479,951
Deferred tax liabilities	134,649	168,557
Total liabilities	7,434,229	7,648,508
Commitments and contingencies (see Note 5)
Common stock, par value $.33-1/3 per share Authorized 10,000,000 shares; Issued 3,129,874 shares as of December 31, 2021 and June 30, 2021. Outstanding 2,702,633 shares as of December 31, 2021 and June 30, 2021 (includes 267,861 and 279,429 Unearned ESOP shares, respectively)	1,043,291	1,043,291
Capital in excess of par value	23,120,663	23,026,096
Accumulated other comprehensive loss	(2,361)	(2,361)
Retained earnings	17,741,992	17,414,730
Total stockholders equity before ESOP	41,903,585	41,481,756
Less: Unearned ESOP shares	(5,110,770)	(5,110,770)
Cost of 427,241 shares of common stock in treasury as of December 31, 2021 and June 30, 2021	(6,038,691)	(6,038,691)
Total stockholders' equity	30,754,124	30,332,295
Total liabilities and stockholders' equity	$ 38,188,353	$ 37,980,803