Posted 11 years ago
Jonah812
(34 items)
I bought this stereoscope a few months ago at an auction. I payed a little over $30. It say the "perfectoscope" it also says Underwood and Underwood New York U.S.A. It says U.S patent Oct. 15, 1895
Canada Feb. 1, 1896
Nice viewer and very reasonbly priced for a complete example!
scott