Stone resources of the Niagara Escarpment Vos, M. A. Book - 1969 LHC 557.13 O59S Location Collection Call number Victoria Acorn Room LHC 557.13 O59S Available Victoria Local History Collection LHC 557.13 O59S Available
Urbanization and rehabilitation of pits and quarries Hewitt, Donald F. Book - 1970 LHC 712 Ont Location Collection Call number Victoria Acorn Room LHC 712 Ont Available Victoria Local History Collection LHC 712 Ont Available
The limestone industries of Ontario Ontario Ministry of Natural Resources. Book - 1972 LHC 622.35 Ont Location Collection Call number Victoria Local History Collection LHC 622.35 Ont Available