Image: USGS Helvetia 1909 sfc01561

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Description: Helvetia Camp, basin and mines. Crest of Santa Rita Mountains in background. Looking east from ridge of Tiptop Mountain, at an elevation of 4,300 feet. From left starting at second peak in upper left, thru the center of the following mine locations are identified: Heavy Weight, Copper World, Mohawk, Leader, Isle Royal, Old Dick, and Omega. Pima County, Arizona. 1909.
Title: USGS Helvetia 1909 sfc01561
Credit: http://libraryphoto.cr.usgs.gov/cgi-bin/show_picture.cgi?ID=ID.%20Schrader,%20F.C.%201561
Author: USGS
Permission: This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy. Български | Català | Čeština | Deutsch | English | Español | Eesti | فارسی | Suomi | Français | Galego | Italiano | 日本語 | 한국어 | Македонски | മലയാളം | Nederlands | Polski | Português | Русский | Sicilianu | Türkçe | 中文 | 中文（简体）‎ | +/−
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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