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Title: Maddox Rods in spectacle frame, otherwise "Maddox Reversible [Go to resource]
Description: Maddox Rods in spectacle frame, otherwise "Maddox Reversible Spectacle", used in testing for latent squint, c. 1910 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: spectacles Temporal: 1910 Source: Science Museum Identifier: 1986-527 Go to resource More Like this...
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