10 black plastic-coated urethral sounds with metal bulb tips and screw heads of varying size
10 black plastic-coated urethral sounds with metal bulb tips and screw heads of varying size
Cased set of urethral sounds, case broken, made by S. Maw and Thompson, London, English, 1870-1900
10 black plastic-coated urethral sounds with metal bulb tips and screw heads of varying size
1 flexible black sound with metal bulb tip and screw head