Historical Maps of Manitoba:
Land Classification Map, South-Western Manitoba (1938)
Historical Maps of Manitoba:
Land Classification Map, South-Central Manitoba (1938)
Historical Maps of Manitoba:
Land Classification Map, Red River Valley in Manitoba (1938)
Historical Maps of Manitoba:
Land Classification Map, Virden Area in Manitoba (1938)
Historical Maps of Manitoba:
The Soil Zones of Manitoba (Joseph Ellis 1938)