Internet Archive Book Images:
Image from page 57 of "Photographic pastimes : a series of interesting experiments for amateurs for obtaining novel and curious effects with the aid of the camera" (1891)
George Eastman Museum:
Curious Photo
State Library of NSW:
Gwen Brown, Balalaika ballerina in Shadow series, 1938 by PIX photographer Ivan
Nationaal Archief:
Artis. struisvogel leest krant van oppasser / Ostrich reads newspaper of caretaker
MissouriStateArchives:
Humor - Funny Faces
Internet Archive Book Images:
Image from page 1327 of "The Ladies' home journal" (1889)
NASA on The Commons:
Space Shuttle Endeavour
National Library of Ireland on The Commons:
In vacant or in pensive mood
The Library of Congress:
[Portrait of Charlie Parker, Three Deuces, New York, N.Y., ca. Aug. 1947] (LOC)
Internet Archive Book Images:
Image from page 27 of "The Carolyn Wells year book of old favorites and new fancies for 1909;" (1908)
State Library of NSW:
Ed E. Ford, comedian, at the Tivoli Theatre, Sydney, ca. 1914 / photographer unknown
Internet Archive Book Images:
Image from page 53 of "Missionary, Visitor, The (1907)" (1907)
Internet Archive Book Images:
Image from page 221 of "Penman's Art Journal" (1909)
Internet Archive Book Images:
Image from page 387 of "Eusapia Palladino and her phenomena" (1909)
Smithsonian Institution:
Portrait of Hermann Weyl (1885-1955), Mathematician
North East Museums:
A young scholar
Smithsonian Institution:
Portrait of Alfred Bernhard Nobel (1833-1896), Chemist
Internet Archive Book Images:
Image from page 642 of "The world book; [electronic resource] organized knowledge in story and picture" (1917)
Internet Archive Book Images:
Image from page 242 of "Bell telephone magazine" (1922)
Internet Archive Book Images:
Image from page 348 of "Biology and man" (1944)