The Chung Collection

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The Chung Collection

Rules governing the determination of visual acuity, color perception and hearing of employees on steam railways in Canada Board of Transport Commissioners for Canada

Description

Booklet providing the rules relating to railroad employees visual and auditory perception.

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Rights

Images provided for research and reference use only. Permission to publish, copy or otherwise use these images must be obtained from Rare Books and Special Collections: http://rbsc.library.ubc.ca/