Historical information

Godson modified the Zwanke pessary by adding a spring catch to the metal stem.

Physical description

Black vulcanite pessary with metal stem and hinged wings. This design is similar to a Zwanke's pessary. There are three small hinges in the middle of the wings and a metal stud. On the back of the left wing is the number "3 registered no. 5798". Maker's name 'Arnold and Sons' is inscribed on the flattened section of the flat blade.

References