Details
Threee pocket drawing instrument sets
of etui form with brass instruments, one with boxwood sector and scale rule, the others with ivorine sectors, in black ray-skin cases -- 18th/19th centuries (3)
of etui form with brass instruments, one with boxwood sector and scale rule, the others with ivorine sectors, in black ray-skin cases -- 18th/19th centuries (3)
Sale room notice
One of the cases has a Bleuler label in the lid.