It had been below enhancement in the mid-1800s but then within the 1880s. And particularly 1890s that is. You begun observing smokeless cartridges okay. This is correct after the turn on the century 1901. It's a bit much better metal from the gun to resist the pressures of smokeless powder https://small-pistol-primers-for74666.isblog.net/top-latest-five-winchester-small-pistol-primers-urban-news-33801645