Photograph of Betty Lou Ruskin Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Ruskin at approximately 20 years old.
Photograph of Paul Milton Ruoff Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Ruoff at approximately 24 years old.
Photograph of Walter H.C. Ruggeberg Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Ruggeberg at approximately 18 years old.
Photograph of Jesse Rubin Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Rubin at approximately 20 years old.
Photograph of Herman Roskes Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Roskes at approximately 21 years old.
Photograph of Sweetser Linthicum Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Linthicum at approximately 20 years old.
Photograph of Hans Lineweaver Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Lineweaver at approximately 20 years old.
Photograph of Vernal Earl Light Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Light at approximately 40 years old.
Photograph of Carroll Liebensperger Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Liebensperger at approximately 30 years old.
Photograph of Arthur Lichtenstein Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Lichtenstein at approximately 40 years old.