Technology: a door-closing mechanism: long section, cross-section, and details. Engraving by G. Gladwin after himself.
- Gladwin, George.
- Reference:
- 44399i
Licence: Public Domain Mark
Credit: Technology: a door-closing mechanism: long section, cross-section, and details. Engraving by G. Gladwin after himself. Wellcome Collection. Source: Wellcome Collection.
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