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Note 3 - Property and Equipment - Property and Equipment (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Property and equipment, gross $ 9,206,988 $ 9,324,091
Accumulated depreciation (80,977) (80,470)
Total 9,126,011 9,243,621
Land [Member]    
Property and equipment, gross 6,887,407 7,018,547
Timber Properties [Member]    
Property and equipment, gross 2,210,979 2,196,942
Equipment [Member]    
Property and equipment, gross $ 108,602 $ 108,602