- Yale University School of Medicine.2
- American Endoscopic Company1
- Andrew J. Lloyd1
- B-D (Becton Dickinson and Company) Yale1
- Bausch and Lomb1
- Benjamin Robert Haydon1
- Berwick1
- Blumer, George (1872-1962)1
- Bridgeport Hospital, ca. 19681
- Bunting, Charles H., MD (1955)1
- Burr, Hanford M. (Hanford Montrose) (1864-1941)1
- Burroughs Wellcome Company1
- C. M. Parker1
- Carl Zeiss1
- Carmalt, William Henry (1836-1929)1
- Codman and Shurtleff1
- Codman and Shurtleff Surgical and Dental Instruments1
- De Zeng Standard Company1
- DeVilbiss Manufacturing Company1
- Dibella, Biagio (Asst. Admin.)1