What has the author I M Stevenson written?

I. M. Stevenson has written:

'Shubenacadie and Kennetcook map-areas' -- subject(s): Geology, Mines and mineral resources, Maps

'Truro map-area, Colchester and Hants Counties, Nova Scotia' -- subject(s): Mines and mineral resources, Geology

'A geological reconnaissance of Leaf River map-area' -- subject(s): Geology