Original U.S. WWII 37mm Flare Signal Pistol by Pyrotechnic Co. of Los Angeles Crimean War and the 5 groove rifling

and the 5 groove rifling is definitely still visible

There are also some number markings stamped on various parts of the musket

As this revolver was manufactured in 1879

a modified towing point design was introduced (the M1A3) for US use

Although the new folding shovel proved more practical and popular with the troops

Original U.S. WWII 37mm Flare Signal Pistol by Pyrotechnic Co. of Los Angeles Crimean War and the 5 groove riflingOriginal Item: Only One Available. WWII U. S. Navy Flare Signal Pistol made by Signal Pyrotechnic Company of Los Angeles, California during WWII. This is a very large flare gun intended to launch (approximately) 37mm flares. This example was painted black over the original finish. This pistol features a break open operation. Embossed on both sides of the crosshatch grip in raised letters: SIGNAL PYROTECHNIC CO. LOS ANGELES. No other markings or serial