This brass bell measures about 5" wide and about 2 3/4" thick. The green metal angle iron is not original and is used for mounting purposes. To operate you simply use your hand or foot and push in the knob for a loud ring.
Part of the rear plate with mfg. I never tried to brush off the rust, but i was able to research and found out that it is a Starr Brothers brand from East Hampton, CT. This item is in the category "Collectibles\Decorative Collectibles\Bells".The seller is "cpeder53ty" and is located in this country: US. This item can be shipped to United States.