YELLOWSTONE Geysers of the Yellowstone National Park

The following publications may be obtained free on written application to the Director of the National Park Service:

Rules and Regulations, Yellowstone National Park (issued yearly). This pamphlet contains general information of interest to the tourist.

SOLD BY THE SUPERINTENDENT OF DOCUMENTS.¹

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¹May be purchased by personal application at the Information Office in the park, at Mammoth Hot Springs, but that office can not fill mail orders.

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The following publications may be obtained from the Superintendent of Documents, Government Printing Office, Washington, D. C., at the prices given. Remittances should be made by money order or in cash:

National Parks Portfolio, by Robert Sterling Yard. 260 pages, including 270 illustrations. Bound securely in cloth, one dollar.

Contains nine chapters, each descriptive of a national park and one larger chapter devoted to other national parks and monuments.

Geological History of Yellowstone National Park, by Arnold Hague, 22 pages, including 10 illustrations, 10 cents.

This pamphlet contains a general résumé of the geologic forces that have been active in the Yellowstone National Park.

Geysers of the Yellowstone National Park, by Walter Harvey Weed, 32 pages, including 23 illustrations, 10 cents. (This publication.)

In this pamphlet is a description of the forces which have produced the geysers, and the geysers of the Yellowstone are compared with those in Iceland and New Zealand.

Fossil Forests of the Yellowstone National Park, by F. H. Knowlton, 32 pages, including 15 illustrations, 10 cents.

This pamphlet contains descriptions of the fossil forests of the Yellowstone National Park and an account of their origin.

Fishes of the Yellowstone National Park, by W. C. Kendall (Bureau of Fisheries Document 818). 28 pages, including 17 illustrations, 5 cents.

Contains descriptions of the species and lists of streams where found.

MAP.

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 the Yellowstone National Park, size 28-1/2 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 indicdated by brown contour lines.