The optical lantern, for instruction and amusement (1890)
Pringle, Andrew · New York, The Scovill & Adams Company · leaf 35
lamp, no chimney is required at all, and the only inconvenience to be feared is that of great heat. If the body be well jacketed, especially if the outer jacket be of wood, the total size of the lantern-body may be very greatly less than it usually is without affecting in any way the performance of… … Fig. 13. The receptacle at A, whereinto the "slide-carrier" goes, should have its front provided with a spring sufficiently
Lantern projection
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
