00000cam 2200000zi 4500 9.961853 CaOODSP 20260417122342 m o d f cr |n||||||||| 260413s1988 oncdb o f|0| 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn-nt M183-2/1922E-PDF Blatchford Lake (Thor Lake) alkaline complex, Northwest Territories : Blatchford Lake 851/2 (part of), Blanchet Island 851/2 (part of) : gamma ray spectrometer, VLF and magnetometer colour maps with accompanying profile map, stacked profiles and geology map, scale 1:100 000. [Ottawa] : Geological Survey of Canada, 1988. 1 online resource (91 unnumbered pages) : charts, maps. text txt rdacontent computer c rdamedia online resource cr rdacarrier Open file (Geological Survey of Canada) ; 1922 Digitized edition from print [produced by Natural Resources Canada]. Cover title. At head of title: Airborne Geophysical Survey, 1988. "Canada/N.W.T. Mineral Development Sub-Agreement." Some text in French. Gamma ray spectrometry. Geological mapping Northwest Territories. Spectrométrie gamma. Cartographie géologique Territoires du Nord-Ouest. Geological Survey of Canada, issuing body. Open file (Geological Survey of Canada) 1922. (CaOODSP)9.506878 PDF 19.60 MB https://publications.gc.ca/collections/collection_2026/rncan-nrcan/m183-2/M183-2-1922-eng.pdf HTML N/A https://doi.org/10.4095/130661