Peel 5432: Goodwin, William Lawton (1856-1941) [info]. Geology and minerals of Manitoba: Prepared for the instruction and guidance of those prospecting in Manitoba. Gardenvale, Que.: Industrial & Educational Publishing Co, 1930. .
Peel 5432: Goodwin, William Lawton (1856-1941) [info]. Geology and minerals of Manitoba: Prepared for the instruction and guidance of those prospecting in Manitoba. Gardenvale, Que.: Industrial & Educational Publishing Co, 1930. .