CARLISLE FOUNDRY
Carlisle, PA

In 1846 they produced plows. They also made town signs, post office boxes, doorstops and bookends.

Their doorstops:

the HUNCHED BACK CAT
marked on the frontside of the cat's base
Seen on this website
View C

Small DOG
with Flat Backside and the markings on the back

Marking Style
CARLISLE FDRY. CO. CARLISLE, PA