This lot is closed for bidding. Bidding ended on 3/26/2022
Germain, Karl (Charles Mattmuller). Germain’s Puzzle Box. Circa 1930. Wooden protractor case with a hidden internal compartment which only opens with the use of a special tool concealed as another part of the device. With a embossed metal plate bearing Germain’s name attached below the engraved brass protractor on the surface of the case. 4 x 5”. With a letter describing its use by Germain’s student, Stuart Cramer.