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Title: Trial frame, metal and plastic, adjustable, probably British [Go to resource]
Description: Trial frame, metal and plastic, adjustable, probably British, early 20th century License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: trial frames Temporal: 1901-1930 Source: Science Museum Identifier: 1977-627/7 Go to resource More Like this...-
Michel's rhinoscopic mirror, nickel-plated metal,…Michel's rhinoscopic mirror, nickel-plated metal,…
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