The collection contains letters, documents, including 190,000 reports, 1200 maps, 500 photographs, and 8200 pieces of printed material related to the life and career of Ralph Arnold. Subjects represented in the collection include: mining, petroleum, and seismology in the Western United States as well as Canada, Mexico, Cuba, and South America; political papers from 1914 to 1956, mostly concerning the campaign of Herbert Hoover for president; family and personal papers from 1836 to 1961 of Arnold and his father, Delos Arnold, containing source material on Pasadena and Southern California local history. The collection also contains Arnold's field books, including those made at Stanford University with the U.S. Geological Survey from 1900 to 1909.

mssArnold

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Guide to the Klondike and the Yukon gold fields in Alaska and northwest territories

Rare Books

41504

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59. Thompson, W.E.: Proposed Mining Expedition in Yukon Territory

Manuscripts

mssArnold

Along Alaska's great river : a popular account of the travels of the Alaska exploring expedition of 1883, along the great Yukon River, from its source to its mouth, in the British North-west Territory, and in the territory of Alaska

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