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Reconnaissance map of a portion of the Rocky Mountains between latitudes 49⁰ & 51⁰30' geologically colored

By George M. Dawson, D.S., F.G.S., &c.
Online; Map
1 map : col. ; 86 X 69 cm. on sheet 94 x 76 cm. folded to 24 x 15 cm.
Mathematical info
Scale 1:38,0160.
[Ottawa] : Geological and Natural History Survey of Canada, 1886 (Montreal : Photo. lith. by the Burland Lith. Co.)
"Compiled and drawn by L.N. Richard, B. Ap. S., A.E. Barlow, B.A. and James White, C.E."
"Photo. lith. by the Burland Lith Co. Montreal."
Relief shown by contour lines and spot heights.
Extends from Tyrell's Mountain in the north down to South Kootanie Pass.
Color coded to geologic periods, with corresponding notes printed in red, and additional notes on "sources of information" and "elevation."
Prime meridian: Greenwich.
Six horizontal sections at lower left.
Appeared in: Dawson's Preliminary report on the physical and geological features of that portion of the Rocky Mountains ..., 1886.
Local Notes
SPECIAL COLLECTIONS: Attached to an unprinted back wrapper; front cover (of map or Preliminary report) not present.
Technical details
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