1865–1870
Mayer & Pierson, 1870
Mayer & Pierson, 1855
Mayer & Pierson, 1856
Mayer & Pierson, 1858
Mayer & Pierson, 1865
![[Unidentified little girl standing, elbow on top of a closed book on a table]](https://media.getty.edu/iiif/image/aa3bc343-f173-4d4a-b7d0-5fac3b0658ec/full/843,/0/default.jpg)
![Ma[rsha]l [Francois Certain] Camrobert (1809 - 1895)](https://media.getty.edu/iiif/image/da874bb0-e763-4fa9-b194-cfac5b66aa1c/full/843,/0/default.jpg)
![[Charles de Morny, Duke of Morny]](https://media.getty.edu/iiif/image/60fa9fe6-c595-4299-aa08-23e52c53530a/full/843,/0/default.jpg)
![[Portrait of Empress Eugénie]](https://media.getty.edu/iiif/image/fb8e7e0b-8177-4e2e-826a-df4c04e2c09a/full/843,/0/default.jpg)
![[Unidentified French statesman with a Vandyke beard, seated]](https://media.getty.edu/iiif/image/d319673c-534f-40c5-aecd-8d1a5d52f802/full/843,/0/default.jpg)
![Congres de Paris. Photographies de Mayer Fres. & Pierson, Photographes de S.M. L'Empereur. (cover title) [Portraits]](https://media.getty.edu/iiif/image/ec8c5d9f-42a3-47d5-8fd7-18b9eded5839/full/843,/0/default.jpg)
![Mlle [Adelina] Patti [Marchioness de Caux. Signora Nicolini Baroness Cederstrom, 1843 - 1919]](https://media.getty.edu/iiif/image/ee0b31bf-d8d0-4822-a80e-4a378d763319/full/843,/0/default.jpg)
![[Unidentified woman standing]](https://media.getty.edu/iiif/image/c5040823-55c8-4d2d-8c78-642258a57974/full/843,/0/default.jpg)
