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7mm Pinfire Cartridge

Size: 7mm
Headstamp: blank
Manufacturer: UMC - Union Metallic Cartridge Company - Bridgeport, Connecticut, United States
Additional Info: The 7mm UMC pinfire cartridges have no headstamp.
Additional Info: In 1873, a few years after the American Civil War, UMC began making pinfire cartridges for nearly 50 years. They made them in 7mm, 9mm and 12mm.
picture of Union Metallic Cartridge Company pinfire cartridge
Picture of Union Metallic Cartridge Company headstamp