Prof. David Todd - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Elias Morgenstern - Public domain photograph, glass negative
Public domain photograph of official photograph, building on the background, free to use, no copyright restrictions image - Picryl description
Prof. W.E. McCourt - Public domain photograph, glass negative
A black and white photo of a man wearing a party hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. W.J. Spielman - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
GORE, JAMES HOWARD PROF., G.W.U.; RIGHT, WITH CYRUS H. McCORMICK.
A couple of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. W. Daniels - Public domain photograph, glass negative
Photo shows Winthrop More Daniels (1867-1944), appointed by President Wilson to the Interstate Commerce Commission in 1914. (Source: Flickr Commons project, 2010)
Prof. Frederick Starr - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Allvar Gullstrand - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Everett V. Meeks - Public domain portrait photograph
A black and white photo of a man in a suit and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Philip J. Baker - Public domain portrait photograph
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. H.W. Cattell - Public domain photograph, glass negative
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Ira Remsen, Pach Bros., N.Y. / Pach Bros.
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Paul Hazard - Public domain photograph, glass negative
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Taft at City College - Prof. Schuyler
Photo shows President William Howard Taft and Public domain photograph related to President William Howard Taft, free to use, no copyright restrictions image - Picryl description
Prof. Herschel Parker - Glass negative photogrpah. Public domain.
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Prof. Thomas Jonnesco - Public domain portrait photograph
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Sevcik - Public domain portrait photograph
A black and white photo of a man in a coat and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. T.G. Masaryk - Public domain portrait photograph
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. E.C. Pickering - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Scott Sherrington - Public domain photograph, glass negative
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. William Einthoven - Public domain portrait photograph
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Alfred Fowler - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Jonos Plesch - Public domain portrait photograph
A black and white photo of a man in a coat and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. H.W. Mumford - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. A.H. Sayce - Public domain portrait photograph
A black and white photo of a man with glasses. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Howe - Public domain photograph, glass negative
A black and white photo of a man in uniform. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Scott Nearing - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. R.S. Conway - Public domain photograph, glass negative
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Gore? - Harris & Ewing, Studio Portrait
A black and white photo of a man sitting in a chair. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Milton Whitney, Chief Bureau of Soil
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. L.L. Dyche - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. David Todd, seated - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. W.H. Pickering, portr. bust
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
George McAneny, Prof. Jacobi - Public domain portrait photograph
Photograph shows George Francis McAneny (1869-1953), a New York City newspaperman and municipal reformer with physician and professor Abraham Jacobi (1830-1919). (Source: Flickr Commons project, 2013)
Prof. Albrecht Pench, portrait bust, Hilde / Hilde
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Robt. Wallace - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Bohr - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Richard Zsigmondy - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. John A. Nicholls - Public domain photograph, glass negative
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. James Adolf Israel - Public domain portrait photograph
A black and white photo of a man with a long beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Jeremiah W. Jenks seated - Public domain portrait photograph
A black and white photo of a man sitting in a chair. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
COMMISSION ON INDUSTRIAL RELATIONS APPOINTED BY PRESIDENT UNDER CONGRE...
A black and white photo of a group of people. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. O. Sevcik - Public domain portrait photograph
A man in a coat and hat standing on a boat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. E.F. Ladd - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. John A. Nicholls - Public domain photograph, glass negative
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Portrait of Prof. C.W. Roush, principal of the Broken Bow Business Col...
original size: 6x8 Public domain photograph - Portrait, United States, free to use, no copyright restrictions image - Picryl description
Grand Duchess Cyril with daughter Princess Marie on her lap, Prof. Uhl...
Public domain photograph - female portrait, 1900s women, free to use, no copyright restrictions image - Picryl description
Prof. Carl Neuburg - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dr. Rausenberger - Public domain portrait print
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. A.G. Webster - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. R.H. McKee - Glass negative photogrpah. Public domain.
Photograph shows Ralph H. McKee who was a professor of chemical engineering at Columbia University who specialized in applied organic chemistry. (Source: Flickr Commons project, 2011)
Prof. Dr. Ludwig Pick - Glass negative photogrpah. Public domain.
Photo shows German pathologist Ludwig Pick (1868-1944). (Source: Flickr Commons project, 2008)
MEEKER, PROF. ROYAL. U.S. COMMNR. LABOR STATISTICS
A black and white photo of a man in a suit and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. George D. Herron - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. William Kent, Syracuse, portrait bust
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dr. M. Kirchner, portrait bust
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Thomas G. Masaryk - Public domain portrait photograph
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Merrill, Prof. G.P. - Harris & Ewing, Studio Portrait
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Hilprecht - Public domain photograph
A black and white photo of a man in a suit and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Dr. Ramon, L. Miranda, Gonzalo de Quesada, Dr. Gustavo Govin, and Prof...
A group of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. and Mrs. F.R. Hutton, in park
A man and a woman standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Gustav Herz - Public domain portrait photograph
A black and white photo of a man in a suit and bow tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dr. C. Duisberg - Public domain photograph
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dudley Sargent - Public domain portrait print
Public domain photo of portrait art print, free to use, no copyright restrictions image - Picryl description
Prof. George McAneny, Dr. Jacobi - Public domain portrait photograph
Photo shows Dr. Abraham Jacobi (1830-1919), considered the founder of pediatric medicine in the United States, with his son-in-law George McAneny (1869-1953) outside City College, New York City, where a recepti... More
Prof. Braun, portrait bust - Public domain photograph, glass negative
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Oswald Richter, Vienna - Glass negative photogrpah. Public domai...
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
![Count Zeppelin, Col. Schmiedcke, Prof. Heigesell [i.e., Hergesell]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MTAvMDEvMDEvY291bnQtemVwcGVsaW4tY29sLXNjaG1pZWRja2UtcHJvZi1oZWlnZXNlbGwtaWUtaGVyZ2VzZWxsLTEwMjQuanBn/40/54/webp "Count Zeppelin, Col. Schmiedcke, Prof. Heigesell [i.e., Hergesell]")
Count Zeppelin, Col. Schmiedcke, Prof. Heigesell [i.e., Hergesell]
Public domain image of aristocratic military leader, general, monarch, 18th-19th century armed forces, free to use, no copyright restrictions - Picryl description
Prof. Chas. S. Wilson - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Johannes Hoops - Public domain photograph, glass negative
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. George D. Olds - Public domain portrait photograph
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. J.C. McLennan - Public domain portrait photograph
A black and white photo of a man in a suit and hat. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. R.H. Crittenden - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Gabriel Lippmann, in laboratory
Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description
Prof. Paul Van Den Ven - Public domain portrait photograph
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. H. Munsterberg - Public domain photograph, glass negative
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Max Mason - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Camilla Negro, portrait bust
Public domain scan of portrait art print, free to use, no copyright restrictions image - Picryl description
Prof. Max Reinhardt - Public domain photograph, glass negative
A black and white photo of a young man. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Aug. Krogh - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dr. Wilhelm Paszkowski - Public domain photograph, glass negativ...
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Anne Sewell Young - Public domain portrait photograph
A black and white photo of a woman with glasses. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dr. C. Duisberg & family - Public domain portrait photograph
A black and white photo of three people wearing hats. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Arthur G. Green - Public domain portrait photograph
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. George Dreyer - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Roentgen - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Ernest Rutherford, portrait
Public domain vintage photo from New Zealand archive, free to use, no copyright restrictions image - Picryl description
Prof. R. Willstätter - Public domain portrait photograph
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Lydia Rabinowitch Kempner of Berlin
A black and white photo of a woman sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Thomas Jonnesco - Public domain photograph, glass negative
A black and white photo of a man in a suit and tie. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Karl Jordan - Public domain portrait photograph
A black and white photo of a man with a long beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Dobriener, cameo portrait
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Virchow - Public domain photograph, glass negative
A black and white photo of a man with a beard. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Columbia University commencement: Dr. White, GA., Prof. C.F. Chandler ...
A group of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. A.G. Nathorst - Public domain photograph, glass negative
Photo shows Alfred Gabriel Nathorst (1850-1921), a Swedish Arctic explorer, geologist and palaeobotanist. (Source: Flickr Commons project, 2010)
Prof. M. Pupin - Public domain photograph, glass negative
Photo shows Serbian scientist Mihaljo Idvorski Pupin (1858-1935), who was a professor at Columbia University. (Source: Flickr Commons project, 2008)
Prof. Lowell - Public domain photograph, glass negative
A black and white photo of a man in a suit. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. Julius Petersen, Wilhelm Benignus
Photograph shows German literary scholar Julius Petersen (1878-1941), who was a professor at Yale University in 1912 and German author Wilhelm Benignus (1861-1930). (Source: Flickr Commons project, 2013)
Prof. A.D. Melvin - Public domain portrait photograph
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Prof. George Poe, portrait bust - Public domain photograph, glass nega...
A black and white photo of a man with a mustache. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description