Mulgrave [cartographic material] : Nova Scotia.

by Ferguson, S. A.
: Canada Department of Mines and Technical Surveys, 1950.

Series: Geological Survey of Canada map ; 995A

Strait of Canso map-area, Nova Scotia : report and map.

by Ferguson, Stewart A.
: Geological Survey of Canada, 1946.

Series: Geological Survey of Canada, Paper ; 46-12