Mineral aggregate study and geological inventory, southwestern region of Ontario
Subtitle: prepared by Proctor and Redfern Limited, Gartner Lee Associates Limited for the Ontario Ministry of Natural Resources.
Contributors: Gartner Lee Associates; Ontario. Ministry of Natural Resources
Publisher: Ministry of Natural Resources
Published: 1977
Place of publication: [Toronto] Ontario
Language: eng
Number of pages: 198
Subjects: Sand and gravel industry -- Ontario; Aggregates (Building materials); Petrology -- Ontario