A clock and a further instrument of measurement. Line block process print.
- Reference:
- 36610i
Licence: Public Domain Mark
Credit: A clock and a further instrument of measurement. Line block process print. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0040950/full/800%2C/0/default.jpg)