Author
- (Eugene) Klein Inc. (Philadelphia) 1 results
- A Marca, Reto 1 results
- A. Buch's Sons (Elizabethtown, Pa.) 2 results
- A. F. Merrell & Co. (Philadelphia) 1 results
- A. F. Merrell Co. (Philadelphia) 1 results
- A. W. Straub Co. (Philadelphia) 1 results
- A.B. Farquhar Co., Limited (York, Pa.) 1 results
- A.B. Farquhar Co., Ltd. (York, Pa.) 1 results
- A.F. Merrell & Co. (Philadelphia) 2 results
- A.I. Root Company 1 results
- A.S.W. Rosenbach Fellowship in Bibliography Fund 1 results
- APS Museum Exhibition: "Dr. Franklin, Citizen Scientist" 1 results
- Abadie, Daniel 1 results
- Abbeville Institute 2 results
- Abbot, Henry 1 results
- Abbott, Bryan 1 results
- Abbott, James A. (James Archer), 1963- 1 results
- Abington Library Society 1 results
- Abington Library Society (Jenkintown, Pa 1 results
- Able, Augustus Henry, 1900- 1 results
- Abrash, Barbara, 1 results
- Academic Libraries of Brooklyn 1 results
- Academical and Theological Institution 1 results
- Academy of Natural Sciences of Philadelphia 3 results
- Academy of the New Church (Bryn Athyn, Pa.) 3 results
- Acosta, Oscar Zeta 1 results
- Adam, Lenora 1 results
- Adams, Henry, 1949- 1 results
- Adams, Willi Paul, 1940- 1 results
- Adcock, Lynette 1 results
- Adger, R. M. 1 results
- African Studies Association 1 results
- Afro-American Historical and Cultural Museum (Philadelphia, Pa.) 2 results
- Ahlborn, Richard E. 1 results
- Al-Bayati, Barbara Kuhn 1 results
- Alan Wood Steel Co 3 results
- Albany Select Family School for Young Ladies 1 results
- Albrecht, Otto E. (Otto Edwin), 1899-1984 1 results
- Albright College (Myerstown, Pa.) 1 results
- Alden, Timothy, 1771-1839 1 results
- Alderfer's (Firm) 1 results
- Alfred Bullard (Philadelphia) 1 results
- Alfred Oehmigke's Verlag (Leipzig) 1 results
- Alfred Oehmigke's verlag (Leipzig) 1 results
- Allegheny College (Meadville, Pa.) 3 results
- Allegheny College (Meadville, Pa.). Library 1 results
- Allen, Amberia, 1 results
- Allen, Bob, Colonel 1 results
- Allen, C. G. (Charles Geoffry) 1 results
- Allen, James E., Jr., 1911-1971 1 results more…