[1]For the benefit of visitors from countries using the metric system, the following conversion factors may
be helpful: 1 square mile = 2.590 square kilometers, 1 acre = 0.4047 hectare, 1 inch = 2.54 centimeters, 1
foot = 0.305 meter, 1 mile = 1.609 kilometers, 1 U.S. gallon = 0.00379 cubic meter.
[2]These plastic relief maps, made by the U.S. Army Map Service, can be obtained from the T.N. Hubbard
Scientific Co., Box 105, Northbrook, Ill. 60062. Topographic maps at scales of 1:250,000 and 1:62,500 for the
entire area, topographic maps at a scale of 1:24,000 for much of the area, and a special topographic map of
“Canyonlands National Park and Vicinity” at a scale of 1:62,500 are available from the U.S. Geological
Survey, Denver Distribution Section, Federal Center, Denver, Colo. 80225, and from privately owned shops
where maps are sold. A revised edition of the latter, including relief shading, will soon be available. An index
map of Utah showing all available topographic maps is free upon request to the above address.