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| | CANQUA |
 | | In central Canada, Johnston spent many years investigating the areal limits of glacial Lake Agassiz; he helped to establish suitable water supplies for Regina and Moose Jaw, and he was one of the foremost authorities on placer gold deposits in Canada. |
 | | He was responsible for extensive studies of the Fraser River and its delta, and was instrumental in helping to improve navigation in the area. |
 | | 1921 Upper Whitemouth river, townships 1 to 10 (ranges 8 to 18, east of principal meridian), Manitoba; Johnston, W A. Geological Survey of Canada, Multicoloured Map, 1802, 1921. |
| www.mun.ca /canqua/johnston.html (1652 words) |
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