Timothy H o’Sullivan
There is not a lot of information about him and there is no 100% proof of some of the facts about this photographer.
Born is 1840 Died 1882
he was a photographer during the civil war and documented it. He also did landscapes as well and native american work as well.
He was the photographer for the Department of Treasury in 1880.
O'Sullivan's history and personal life remains a mystery for many historians as there is little information to work from. For example, he was either born in Ireland and came to New York City two years later with his parents or his parents traveled to New York before he was born. There is no way of finding out which of the two stories is true.