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3. Inventory: Schedule of Inventory, Current (Details) - USD ($)
Aug. 31, 2018
Aug. 31, 2017
Details    
Wood products and metal products $ 9,189,772 $ 8,184,921
Industrial tools 378,163 434,871
Agricultural seed products 235,262 187,753
Inventory, net of allowance of $75,336 (August 31, 2017 - $156,713) [1] $ 9,803,197 $ 8,807,545
[1] Note 3