Description
The wooden case measures 13 cms (just over 5 inches) square and the silvered chapter ring 11 cms ( 4.25″ ), with folding gnonom bar, compass dial with 32 markings, jewelled needle which locks in place when the lid is closed.
The wooden case measures 13 cms (just over 5 inches) square and the silvered chapter ring 11 cms ( 4.25″ ), with folding gnonom bar, compass dial with 32 markings, jewelled needle which locks in place when the lid is closed.