Bulletmold for a springfield Navy Percussion revolver, cal 36

Bulletmold for a springfield Navy Percussion revolver, cal 36 , Flayderman P 372, item 7A 101, 7A 102

Only 250 ever made , super rare. 

The right side is SPRINGFIELD ARMS Co marked. 

Overall length is 115 mm, all brass  round and conical bullet, 

(out of the late  dick Littlefields  Bulletmold collection of over 400, the largest collection known and  I purchased the collection from his widow)