Philadelphia Record 926 Pennsylvania 348 Pennsylvania Historical and Museum Commission 208 Historical Society of Pennsylvania 191 Walnut Street Theatre (Organization : Philadelphia, Pa.) 144 Arch Street Theatre (Philadelphia, Pa.) 129 Albertype Co 128 John Forbes & Company, 115 National Theatre (Philadelphia, Pa.) 114 Pennsylvania Comptroller-General's Office 107 Strobridge & Co. Lith 102 H.A. Thomas, Lith. Studio (New York, N.Y.) 87 Union Benevolent Association 75 Ruff, Paul Miller, 1918- 70 Roach, Hannah Benner 63 Leach, Frank Willing 61 Pennsylvania General Assembly House of Representatives 58 Pennsylvania Supreme Court 56 South Central Pennsylvania Genealogical Society 56 Chestnut Street Opera House (Philadelphia, Pa.) 53 Broad Street Theatre (Philadelphia, Pa.) 51 Gearhart, Heber Gossler 50 Genealogical Society of Pennsylvania 47 Hollenbach, Raymond E. 47 Pennsylvania General Assembly 47 Baker, J.E. 46 Egle, William Henry, 1830-1901 44 M. Thomas & Sons (Auctioneers : Philadelphia) 43 Academy of Music (Philadelphia, Pa.) 41 American Philosophical Society 41 Williams, Mildred C. 41 Carey, Mathew, 1760-1839 40 W.J. Morgan and Company 40 Furness, William Henry, 1802-1896 39 Gilmore's Auditorium (Philadelphia, Pa.) 38 Penn, William, 1644-1718 38 Philadelphia (Pa.) 38 Pennsylvania Historical Commission 37 Philadelphia Museum of Art 37 Kent, Donald H. 35 North Pennsylvania Railroad Company 35 Philadelphia & Reading Railroad Co 35 Philadelphia (Pa.) Councils 34 Ledger Job Printing Office (Philadelphia, Pa.) 32 Smith, Carl T., Rev 32 Courier Printing Company 30 Lebanon County Historical Society (Pa.) 30 Morgan, Matthew Somerville, 1839-1890 30 Williams, Richard T. 30 Pennsylvania Bureau of Topographic and Geologic Survey 28 more ...