Rare Western Electric Telegraph Main Line Sounder Signal Relay break? For Parts

Description

Sale includes what i I believe is a Rare Western Electric Telegraph Main Line Sounder Signal Relay break?
Sold as is, for parts or repair. No returns, comes as pictured
When top wheel is pressed it does make a clicking movement, unit is pretty solid with no cracks on the outside,
inside the round compartment parts looks pretty clean, with good soldering.
We tried researching Google but i could not find anything similar.
Safe Shipping via Fedex Ground or USPS with signature.