A topographic map of the park may be purchased from the Director of the
Geological Survey, Washington, D. C., at the price given. Remittances
should be made by cash or money order.
Map of Yellowstone National Park. size 28½ by 32 inches; scale, 2 miles
to the inch. Price, 25 cents.
The roads, trails, and names are put in black, the streams and lakes
in blue, and the relief is indicated by brown contour lines.