Peel 6189 : Ellis, Joseph Henry (b.1890) [détails]. The soils of Manitoba. Winnipeg : Manitoba Economic Survey Board, 1938. .
![Page image](/www/peelbib/6189/pages/40/Pg040.png)
Peel 6189 : Ellis, Joseph Henry (b.1890) [détails]. The soils of Manitoba. Winnipeg : Manitoba Economic Survey Board, 1938. .