Prior to the beginnings of varsity baseball in 1907, Oregon State played baseball on an occasional basis beginning as early as 1883. In 1899, the school began playing an indoor version of the game. In 1900, the indoor baseball team compiled a 3-1 record, which included wins over the University of Oregon, Albany College, and the Salem YMCA. Players included: Arthur Derby, Hamilton, Arthur Bier, Small, Ellwood Clark, Grant Elain, Raymond Henkle, Ruben Burgess, Harold Belt, and Jim Hartley.
Front row: Charlie Reynolds, quarterback; First row (left to right): Leroy McKenzie, center; Raymond Loosely; Robert Nelson; George Rieben; Clifford Dunn, center; Bird Hawley; Ed Wallace, tackle. Back row: Leroy Breithaupt, end; Oscar Enberg; Carl Wolfe, fullback; Walter Keck, fullback; Boyd Rasmussen, half; Henry Bergman, half; Cecil Clarke, end. Back row: Joe McAllister, assistant manager.