Tobacco division
Digges, D.D.
Tobacco division Summary of the years experiments on the tabacco station at harrow, Ont - Ottawa 1919 - 1-22 p. - Tobacco Canada Department of Agriculture Central Experimental Farms. Bulletin No. 41 .
Tobacco division Summary of the years experiments on the tabacco station at harrow, Ont - Ottawa 1919 - 1-22 p. - Tobacco Canada Department of Agriculture Central Experimental Farms. Bulletin No. 41 .