Order ticket
Electrical Supervisor for ‘rounds’

Electrical Supervisor for ‘rounds’
J.E. Braud Switzerland, 1905 y.

Electrical Supervisor for ‘rounds’ «J.E. Braud». Switzerland. 1905 Used in a psychiatric hospital in Geneva: a night watchman, who always carried out his rounds at night, marked each new round by inserting a key which left a ‘time mark’ on a sheet thanks to a special rotating mechanism.