Cara-A Country Inn, Clark, Pennsylvania
Carnegie Lake,Highland Park-Pittsburg,Pennsylvania 1909
Carpenter's Hall-Philadelphia,Pennsylvania 1907
Cathedral-Philadelphia,Pennsylvania UDB
Catholic Cathedral-Philadelphia,Pennsylvania
Chrysanthemum Mountain,Ott's Exotic Greenhouse-Schwenksville,Pennsylvania
Citizens Title and Trust Co.-Uniontown,Pennsylvania
City Hall and Statue of William Penn-Philadelphia,Pennsylvania 1912
City Hall-Philadelphia,Pennsylvania 1911
City Hall-Philadelphia,Pennsylvania UDB
City Hall-Philadelphia,Pennsylvania UDB #2
City Reservoir,Head of Penn. St.-Reading,Pennsylvania UDB
Codorus Creek near Y.M.C.A. Grounds-York,Pennsylvania UDB
Col. Drake Monument,Woodlawn Cemetery-Titusville,Pennsylvania
Colonial Kitchen,Mary Merritt's Doll Museum-Douglassville,Pennsylvania
Community Building=Forty Fort,Pennsylvania
Concession Building,Harrison State Park-Pennsylvania's Grand Canyon
Consistory and Potter County Court House-Coudersport,Pennsylvania
Control Tower,Tionesta Dam-Tionesta,Pennsylvania
Coudersport Consistory-Cudersport,Pennsylvania