Please help with identifying these items. Thanks! Tongs appear to be of iron, the folding one appears brass with no inscriptions. The round one is tin and states in part: 'The Union Metallic Cartridge Co.' 'Center Fire Percussion Caps' 'Bridgeport Conn. U.S.A.' 'Thinner Edge' 'Foil Lined' The 'Leather' Bag has no identifiable markings and measures approx. 5" x 7" in size.