C.C. Mellor Library in Edgewood 1 Pennwood Ave, Pittsburgh, PA15218 C.C. Mellor Memorial Library relies on monetary and book donations along with volunteers to provide a number of services…More to the community. It offers different programs for children and adults with a large collection of materials and books for the whole family. The library shares a building with the Edgewood Club on Pennwood Avenue near Lincoln Avenue.