New or improved adjustable self-acting or automatic supports for superseding ordinary crutches and other surgical instruments, and for improved pads or cushions to be used in combination therewith or with ordinary crutches and like appliances / [Clyde Bannister Brown].

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

New or improved adjustable self-acting or automatic supports for superseding ordinary crutches and other surgical instruments, and for improved pads or cushions to be used in combination therewith or with ordinary crutches and like appliances / [Clyde Bannister Brown]. Public Domain Mark. Source: Wellcome Collection.