1860–1869
Pierre Louis Pierson, 1861
Pierre Louis Pierson, 1895
Pierre Louis Pierson, 1860
Pierre Louis Pierson, 1856
![[Album page with ten photographs of La Comtesse mounted recto and verso]](https://images.metmuseum.org/CRDImages/ph/original/DT10614.jpg)
![[Countess de Castiglione, from Série des Roses]](https://images.metmuseum.org/CRDImages/ph/original/DP205226.jpg)
![[La Comtesse at Table with Hand to Face]](https://images.metmuseum.org/CRDImages/ph/original/DP235189.jpg)
![[Portrait in a White Dress]](https://images.metmuseum.org/CRDImages/ph/original/DP158930.jpg)
![[La Comtesse in Hat with Veil and Cape with Fringe, Serie à la Ristori]](https://images.metmuseum.org/CRDImages/ph/original/DP235184.jpg)
