Property, Plant and Equipment (Tables)

12 Months Ended

Jun. 30, 2021

Property, Plant and Equipment [Abstract]

Summary of the original cost of property, plant and equipment

Property, plant and equipment at June 30, 2021 and 2020 is as follows:

	2021			2020
Land	$	45,000		$	45,000
Building and improvements		4,387,113			4,387,113
Machinery and equipment		11,121,960			11,118,670
Furniture and fixtures		164,200			164,200
		15,718,273			15,714,983
Accumulated depreciation		(12,727,754	)		(12,248,205	)
Property, plant and equipment, net	$	2,990,519		$	3,466,778