projectoscope

“And on such days the only visual communications with the world below was through the viewplates which formed nearly all the interior walls of the thousands of apartments (for the city was, in fact, one vast building) and upon which the tenants could tune in almost any views they wished from an elaborate system of public television and projectoscope broadcasts.”

The Airlords of Han

“Observer who was looking beyond that ridge, probably through a projectoscope station in the second or third "circle," located perhaps on that ridge or beyond it.”

The Airlords of Han

“The laboratory is excellently equipped with microscopes, paraffin baths, microtomes, a micropolariscope, a projectoscope and other accessories essential to the most favorable presentation of this course.”

University of Virginia Record

“$74.00 which was appropriated to cover the bill for improvements and repairs to Prof. FitzHugh's projectoscope.”

Board of Visitors minutes