Balance Sheets (Unaudited) - USD ($)	Dec. 31, 2022	Jun. 30, 2022
ASSETS
Cash and cash equivalents	$ 6,328,442	$ 8,104,060
Investment securities	10,067,377	3,708,779
Trade accounts receivable, net of allowance of $3,000	4,609,444	5,733,174
Raw materials	2,132,004	2,037,483
Work-in-process	126,571	315,547
Costs related to contracts in process	16,511,931	16,207,419
Total inventories	18,770,506	18,560,449
Prepaid expenses and other current assets	2,161,460	992,774
Total current assets	41,937,229	37,099,236
Property, plant and equipment, net	2,659,521	2,797,993
Total assets	44,596,750	39,897,229
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	2,905,391	2,079,177
Accrued expenses:
Salaries and wages	400,302	627,187
Vacation	686,965	666,380
ESOP payable	155,477
Other	534,609	752,554
Payroll and other taxes withheld	57,415	55,292
Contract liabilities	5,286,073	3,384,474
Income taxes payable	282,564	54,722
Total current liabilities	10,308,796	7,619,786
Deferred tax liabilities	169,940	177,829
Total liabilities	10,478,736	7,797,615
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, 2022 and June 30, 2022. Outstanding 2,702,633 shares as of December 31, 2022 and June 30, 2022 (includes 245,049 and 256,293 Unearned ESOP shares, respectively)	1,043,291	1,043,291
Capital in excess of par value	23,207,870	23,104,693
Accumulated other comprehensive loss	(1,017)	(1,932)
Retained earnings	20,594,165	18,679,857
Total stockholders equity before ESOP	44,844,309	42,825,909
Less: Unearned ESOP shares	(4,687,604)	(4,687,604)
Cost of 427,241 shares of common stock in treasury as of December 31, 2022 and June 30, 2022	(6,038,691)	(6,038,691)
Total stockholders’ equity	34,118,014	32,099,614
Total liabilities and stockholders' equity	$ 44,596,750	$ 39,897,229