Johnstone's adaptable porous appliances for the treatment of spinal curvatures, with (directions for their use) : illustrated / Ahl's Splint Manufacturing Co.
- Ahl's Splint Manufacturing Company
- Date:
- [1880?]
Licence: Public Domain Mark
Credit: Johnstone's adaptable porous appliances for the treatment of spinal curvatures, with (directions for their use) : illustrated / Ahl's Splint Manufacturing Co. Source: Wellcome Collection.
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