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Citation
Schanhals, Louis Robert. 1967. “U. S. Patent No. 3,322,805: Process for the Manufacture of Lower Alkyl Arsenic Acids and Alkali Metal Salts Thereof.” Special Collections, USDA National Agricultural Library. Accessed August 16, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/5623.