Charles Lockhart
(1818-1905)
The largest crude oil refiner in Pittsburgh in the 1860s. Lockhart, Frew & Co. merged its seven refineries with Standard Oil in 1874. Lockhart served on the board, managing 80% of US oil refining, transport, and marketing. One of the original firm's offices was here.
Marker is on Center Street 0.1 miles east of Elm Street, on the right when traveling west.
Courtesy hmdb.org
