Cross-sectional and schematic half of the hearing aid, vintage engraved illustration. Usual Medicine Dictionary - Paul Labarthe

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Cross-sectional and schematic half of the hearing aid, vintage engraved illustration. Usual Medicine Dictionary - Paul Labarthe - 1885.

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Size: 5000px × 4734px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: None

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