CC0 · no rights reserved
Optical Bench (Elements)
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
Elements of an optical bench used by cadets at the U.S. Military Academy. This was probably made in Paris in the second half of the nineteenth century.
National Museum of American History’s own descriptionSubjects
Credit lineOptical Bench (Elements). National Museum of American History. CC0.