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Creator
- ?The? Rockefeller Foundation1
- Allison, Helen C.1
- Ball Studios2
- Bank, Marvin1
- Bing, Franklin C.1
- Bjorkman, Olle1
- Branson, H. R.1
- Bush, Vannevar1
- Bushill, J. H.1
- CIT News Bureau1
- Cameron, Ewan1
- Campbell, Dan Hampton, 1908-19741
- Catchpool, Frank1
- Catt, Sam1
- Champion, Hale1
- Churchley1
- Clark, Floyd1
- Cohen, Robert Carl1
- Corey, Robert B.4
- Coryell, Charles D.1