Relief shown by contours and spot heights. Map shows territorial, provincial and district boundaries, three classes of roads and railways. Includes legend for "Aeronautical information". Includes an index to Gazetteer Reference, and a diagram showing magnetic variation 1947. "Administrative Boundaries Revised to May, 1950". "C.B.H. 31181-Wt.3890-Dd.7600-1625-5/58" Original map is filed in the Map/Geospatial Center, map reproduction is attached to companion volume.