1860–1869
Pierre Louis Pierson, 1863
Pierre Louis Pierson, 1895
Pierre Louis Pierson, 1861
Pierre Louis Pierson, 1860
Pierre Louis Pierson, 1855
![[Countess de Castiglione, from Série des Roses]](https://images.metmuseum.org/CRDImages/ph/original/DP205226.jpg)
![[Album page with ten photographs of La Comtesse mounted recto and verso]](https://images.metmuseum.org/CRDImages/ph/original/DT10614.jpg)
![[Countess de Castiglione as the Queen of Etruria]](https://images.metmuseum.org/CRDImages/ph/original/DP221423.jpg)