First vertical derivative of magnetic field with keating coefficients map Ontario : Allenby Creek : NTS 42 B/15.
Series: Ontario. Geological Survey. Map 81 717; Canada. Geological Survey. Open file 4074
Publisher: Ministry of Northern Development & Mines; Geological Survey of Canada
Place of publication: Sudbury; Ottawa
Language: eng
Number of pages: 50
Subjects: Geology - Ontario - Allenby Creek; NTS 42 B/15
Notes: 11