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Description: Kramer's aural speculum, metal, nickel plated, by Ferguson of London, 1822 to 1869 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: aural speculums Temporal: 1822-1869 Source: Science Museum Creator: Ferguson (maker) Identifier: A48805 Go to resource More Like this...
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