Yet another button question, US

[Cannonman17]

Does anybody know if this was a CW button? I found it hunting artifacts at an Indian campsite here in Wisconsin. Any information as to age or value would be GREAT!

 

[PBK]

U.S. Army general service "great coat" button, c. 1820-39.

 

[Cannonman17]

Thanks PBK! Strange to find it around here-

 

[trk5capt]

PBK, Nice ID, I Have To Be Much Faster On The Draw To Get The Jump On You, Best Of Luck Always. trk5capt...