Early 1900s Front Door Bell

A fully working early 1900s (probably Edwardian) solid brass antique electric front door bell push. Tested & it works every time, we've just given the brass a light polish. Concave surround around the push as it would have gone into the hole left by the bell pull. 

Condition:

Good original condition, might have said Press or Push on the button at some point.

Finish: Brass 
Size: 76mm x 53mm (3in x 2in)
Switch projection from rear: 40mm x 25mm (1.5in x 1in)
Concave section on back: 46mm diam x approx 5mm raised
Stock code: 1910/N
Incl VAT