Weight a minute!!!!

[richm]

Sorry about the crappy pic, it's from my ipod. Found this next to a road that dates back to the mid 1800's. Any ideas what it was used for? Apothocary maybe? It's about the diam. of a nickle but twice as thick, made of {brass?) and marked 1/2 oz. Thanks Rich.

 

[Silver Searcher]

Common trade weight, proberbly from a store.

SS