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Trona Precursors Marker
Photographer: Barry Swackhamer
Taken: September 10, 2015
Caption: Trona Precursors Marker
Additional Description: Captions: (center left) Green River sal soda plant, 1903.; (center right) Interior of sal soda plant, ca. 1905. The large caustic pot was used to heat soda brine, causing water and impurities to evaporate and leave sal soda behind.: (left side-bar) Construction of the First Transcontinental Railroad near the bridge at Green River with Castle Rock in the background, 1868.
Submitted: October 29, 2015, by Barry Swackhamer of Brentwood, California.
Database Locator Identification Number: p335813
File Size: 3.139 Megabytes

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