CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Common Stock	Capital in excess of par value	Accumulated Deficit	Total
Balance beginning of year at Apr. 30, 2019	$ 60,000	$ 12,545,000	$ (7,999,000)	$ 4,606,000
Balance beginning of year (in shares) at Apr. 30, 2019	5,995,750			5,995,750
Stock compensation earned		27,000		$ 27,000
Net income			444,000	444,000
Balance end of year at Jul. 31, 2019	$ 60,000	12,572,000	(7,555,000)	$ 5,077,000
Balance end of year (in shares) at Jul. 31, 2019	5,995,750			5,995,750
Balance beginning of year at Apr. 30, 2020	$ 60,000	12,653,000	(7,285,000)	$ 5,428,000
Balance beginning of year (in shares) at Apr. 30, 2020	5,995,750			5,995,750
Stock compensation earned		27,000		$ 27,000
Net income			730,000	730,000
Balance end of year at Jul. 31, 2020	$ 60,000	$ 12,680,000	$ (6,555,000)	$ 6,185,000
Balance end of year (in shares) at Jul. 31, 2020	5,995,750			5,995,750