1865
Timothy H. O'Sullivan, 1861
Timothy H. O'Sullivan, 1867
Timothy H. O'Sullivan, 1871
Timothy H. O'Sullivan, 1873
Timothy H. O'Sullivan, 1863
Timothy H. O'Sullivan, 1862
Timothy H. O'Sullivan, 1864
![[Ditch and Chevaux-de-frise, Fort Sedgwick, in Front of Petersburg, Virginia]](https://images.metmuseum.org/CRDImages/ph/original/DP70483.jpg)
![[Yellow House [also known as Yellow Tavern], Headquarters of the 6th Army Corps, Warren Station, in Front of Petersburg, Virginia]](https://images.metmuseum.org/CRDImages/ph/original/DP70478.jpg)
![[Barges, Transports, and Horses, White House Landing, Pamunkey River, Virginia]](https://images.metmuseum.org/CRDImages/ph/original/DP70629.jpg)
![[Detachment of 50th N.Y. Volunteer Engineers, Pontoon Wagon and Saddle Boat]](https://images.metmuseum.org/CRDImages/ph/original/DP274822.jpg)
