Photograph of John Charles Olsen Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Olsen at approximately 57 years old.
Photograph of Hermann Collitz Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Collitz at approximately 65 years old.
Photograph of Hermann Collitz Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Collitz at approximately 65 years old.
Photograph of Hermann Collitz Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Collitz at approximately 65 years old.
Photograph of Robert Williams Wood Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Wood at approximately 40 years old.
Photograph of Westel Woodbury Willoughby Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Willoughby at approximately 40 years old.
Photograph of John Broadus Watson Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Watson at approximately 33 years old.
Photograph of John Broadus Watson Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Watson at approximately 33 years old.
Photograph of Florence Rena Sabin Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Sabin at approximately 35 years old.
Photograph of David Moore Robinson Member of Johns Hopkins University graphic and pictorial collection Model Image AbstractPortrait of Robinson at approximately 30 years old.