Carnegie Library of Pittsburgh

The Carnegie Library of Pittsburgh is the public library system in Pittsburgh, Pennsylvania. Its main branch is located in the Oakland neighborhood of Pittsburgh, and it has 19 branch locations throughout the city. Like hundreds of other Carnegie libraries, the construction of the main library, which opened in 1895, and several neighborhood branches, was funded by industrialist Andrew Carnegie. The Pittsburgh area houses the first branches in the United States.

The Pittsburgh Photographic Library is a photography repository held by the Carnegie Library of Pittsburgh of over 50,000 prints and negatives relating to history of Pittsburgh. Provided by Wikipedia