www.geologyontario.mndmf.gov.on.ca
, Index to Ontario Geological Survey (OGS) Preliminary map series (P series) digital images at Ontario Ministry of Northern Development and Mines
Scale 1:15,840 (W 81°27ʹ00ʺ--W 81°19ʹ00ʺ/N 46°48ʹ00ʺ--N 46°43ʹ00ʺ).
Note
Includes index map, data location map, and sources of information. "NTS reference 41 I/11W, 14." "ODM-GSC aeromagnetic map: 1518G, 1519G." "ODM geological compilation series map: 2361." "Issued 1981." "Sudbury data series."