Working iron jail cell locks like these are
a super rare find.

Since 1856, Pauly has been known for experience, expertise and
excellence in meeting the needs of correction facilities across the country.
Today, Pauly Jail is recognized as one of the most innovative detention
equipment contractors in the United States.

This firm is still in business today.
Such an amazing story of American History.

Weight: 4lb 6oz
Lock height: 8 1/2″
Lock width: 4 3/4″
Lock thickness: 1 1/4″

Cchain length is about 10″
Key is 2 1/2″ long by 1 1/2″ wide
Construction: Cast Iron and Steel