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Slides (Photography) · Stereoscopic views
Visual education
1920
Visual education · Stereoscopic views
1918
Catalogs · Slides (Photography)
Social science
1928
Descriptions for Keystone lantern slides
1914
Stereoscopic Photography · Stereoscopic views
1922
Lantern slides · Stereoscopic views
Visual education; teachers' guide to Keysteon "600 set"
Visual education; this is a partial reprint from Teachers' guide to Keystone "600 set."
1919
Visual Education
2023
Stereoscopic views · Slides (Photography)
Stereoscopic encyclopaedia
Keystone general science units, 2.
1931
Voyages around the world · Pictorial works
A Trip around the world through the telebinocular
Visual education through stereographs and lantern slides
1917
Visual education through stereographs and lantern slides: school work visualized and vitalized
Thomas R. Powell
Haile Selassie I, Negus Negusti (Rey de Reyes)
1935
Visual Education: Teachers' Guide to Keystone "Primary Set."
Oliver Wendell Holmes and Charles Evans Hughes
