Frankford Arsenal. Vintage Box Of Ten Dummy Rounds That Have Never Been Opened, They Where Produced In 1945 During WW11 At Frankford Arsenal In Philadelphia Pennsylvania. One Picture Shows One Box Open And The Other Box That Has Never Been Opened. Frankford Arsenal Was A Company In Pennsylvania That Was Opened In 1816 And Closed In 1977. They Made Ammunition For The Government And Also For The Public. 1 Box Of Unopened 50 Cal Dummy Rounds, Date Made 1945. They Are Good For Historical Purpose Only For A Collector To Display.