1858–1859
Negretti & Zambra, 1858
Pierre Joseph Rossier, 1858
Negretti & Zambra, 1855
Negretti & Zambra, 1861
![[Vue de Fribourg & du grand pont suspendu]](https://media.getty.edu/iiif/image/dfa5df8f-f064-4a8f-afec-7c65a3c0d492/full/843,/0/default.jpg)
![[Una and The Lion by John Bell]](https://media.getty.edu/iiif/image/807840cc-c3ae-4bc4-9ed9-fcdd9b77595c/full/843,/0/default.jpg)
