An appraisal of the visual efficiency survey conducted at Link aviation devices, incorporated ... / [by] Robert Foster Ash ...

Author: Ash, Robert Foster
Published: [Place of publication not identified] : [publisher not identified], [1943?]
Physical Description: 10 pages ; 27 cm

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"Reprinted from the April, 1943 issue of the Journal of the American optometric association".

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committed to retain 20170930 20430101 HathiTrust https://www.hathitrust.org/shared_print_program

View MARC record | catkey: 237801