Significance
Has a strong association with tram crews and the ticket / revenue collection system. Would have secured the tickets etc - one key with the crew members and the other with the revenue office.
Physical description
Padlock with hasp - from riveted steel sheets laminated together with two keys on a steel key ring - Master Lock Co. of Milwaukee, Wisconsin, USA. Lock No. 14, keyed for keys P676. Lock Number and key number stamped on the base of the lock. Each key has the number stamped onto it and the name and symbol of the Master Lock Co. Used to secure a conductors cash tin.