Author
Bell Telephone Company of Pennsylvania
5
Delaware and Atlantic Telegraph and Telephone Company
5
Conestoga Telephone and Telegraph Co
2
Keystone Telephone Company (Philadelphia)
2
Bell Telephone Co. of Philadelphia (Pa
1
Bell Telephone Company of Philadelphia
1
Bell Telephone Company of Philadelphia (Pa.)
1
Bell, D. Sargent, 1876-194-
1
Chester County Telegraph and Telephone Company
1
D. Sargent Bell (1876-194-), photographer
1
Delmarvia Telephone Co
1
Delmarvia Telephone Company
1
Eastern Telephone and Telegraph Co. (Camden, N.J.)
1
Family of Faith Ministries
1
Pennsylvania University
1
University of Pennsylvania
1
Verizon
1
Walsh, Barbara B.
1
Wendell & Smith (Firm)
1