Ditto,
The time period beginning with the use of cartridge firearms, right up until WW1. OP has some of the best rifles in the wrong era though. The K98, 1903, Mosin-Nagant, Lee-Enfield, and the such were all pre-WW1. But the Spencer's, Trapdoor's, Mauser 71/84, Berdan's, Snider's, which led...