Biodiversity Heritage Library
By "Gage, Henry Phelps, "
Optic projection : principles, installation and use of the magic lantern, projection microscope, reflecting lantern, moving picture machine, fully illustrated with plates and with over 400 text-figures / by Simon Henry Gage and Henry Phelps Gage.
By: Gage, Simon Henry, - Gage, Henry Phelps,
Publication info: Ithaca, N.Y. :Comstock Publishing Co.,1914.
Contributed by: Gerstein - University of Toronto (archive.org)