Creator
- Alexander Haight 1
- American Political Items Collectors1
- American Public Transportation Association1
- Beaven, Vida1
- Breen, Robert1
- Breen, Wilva1
- Briscoe, William Darke, 1832-19062
- Buchanan, Ann Bakke1
- Buchanan, James M.1
- Burgess, Jo Ann S.1
- C-SPAN Corporation2
- Central Union Telephone Company1
- Clarence J. Robinson, 1897-1983 1
- Cohen, Martin B.1
- Di Bonaventura, Sam1