Licence: Public Domain Mark
Credit: Civil engineering: the Kiefe suspension bridge. Engraving, c.1861. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0024633/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Civil engineering: the Kiefe suspension bridge. Engraving, c.1861. Wellcome Collection. Source: Wellcome Collection.