Letter from Frank Edgar Evans to Charles M. Fahs
Frank Edgar Evans sends a report to Lieutenant Commander Fahs giving the results of a test of the “Corrector System,” which took place on the Marine Corps Rifle Range at Camp Admiral Harrington in November. Gunnery Sergeant Clark was thorough in his testing and determined that the corrector system eliminates eyestrain.
Collection
Library of Congress Manuscript Division
Creation Date
1906-12-06