1. Surficial geology, Aston, Nicolet, Arthabaska, and Drummond counties, Quebec [cartographic material]
1960. 2015-05-12T20:03:12Z. 2015-05-26T22:12:06Z. Geological Survey of Canada. Geological Survey of Canada. English. cartographic image. Public. Québec (Province), Nicolet River Region, and British Columbia.
