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Title: Wooden eyesight tester [Go to resource]
Description: Eyesight testing Equipment, rectangular block with wooden handle, painted white with various patterns of black dots, for testing eyesight of potential engine drivers. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: eyesight tester Source: Science Museum Identifier: 1987-8381 Go to resource More Like this...
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