Interior of a room with telescoping lense mounted on a wall; light passes through the lense onto an apparatus against the opposite wall; other telescopic equipment is on the floor.
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)
Related Title(s):
Hidden treasure and Is part of: Oculus artificialis teledioptricus; sive, Telescopium, ex abditis rerum naturalium & artificialium.., part 3, p. 191.; See related catalog record: 2429033R