- Bright Star1
- Brooklyn Dry Cell Battery Company1
- Carl Ludwig1
- Charles F. Thackeray, Ltd1
- Charles Truax, Greene, and Company1
- Choquart and Peuchot, Opticiens and Constructeurs1
- Clark, A. P.1
- Clement, D. H. (Whitney Avenue, New Haven, CT)1
- Collin1
- D. B. Kagenaar1
- Day, Hilbert F.1
- Dewees, William1
- Dieeo-Moore Instrument Company1
- E. L. Washburn and Company1
- Eliot, Gustavus, MD (AB Yale 1877)1
- Erka1
- Evans and Wormull1
- Ferris, Harry Burr (1865-1940)1
- Finch, Robert Mailhouse Stuart, MD1
- Forbes, Thomas Rogers (1911- )1
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