Lot 650
in 11th December 2021
Guide price: £20-30
Box containing a substantial collection of Engineering Draughtsman equipment slide rules etc to include such names as WICHMANN, SIMPLON, BRITISH THORNTON etc
Guide price: £20-30
Box containing a substantial collection of Engineering Draughtsman equipment slide rules etc to include such names as WICHMANN, SIMPLON, BRITISH THORNTON etc