A mechanism to enable an armless person to write with a pen by operating a treadle with the foot. Engraving by G. Gladwin after R. Cocking, ca. 1820.
- Stack, G. F., Captain.
- Date:
- [1820?]
- Reference:
- 44589i
Licence: Public Domain Mark
Credit: A mechanism to enable an armless person to write with a pen by operating a treadle with the foot. Engraving by G. Gladwin after R. Cocking, ca. 1820. Wellcome Collection. Source: Wellcome Collection.