The Wills hospital of Philadelphia : the influence of European and British ophthalmology upon it, and the part it played in the last 100 years in developing ophthalmology in America / by William Campbell Posey and Samuel Horton Brown.
- Posey, William Campbell, 1866-1934.
- Date:
- [1931], ©1931
Licence: Public Domain Mark
Credit: The Wills hospital of Philadelphia : the influence of European and British ophthalmology upon it, and the part it played in the last 100 years in developing ophthalmology in America / by William Campbell Posey and Samuel Horton Brown. Source: Wellcome Collection.
18/394