On Wednesday, the beginning of the Easter vacation, the Yale baseball team will start on its southern trip. The make-up of the team on this trip, and possibly for all the championship games, this spring will be: Carter, p.; Greenway, c.; Stephenson, 1b.; Rustin., 2b.; Quimby, s.s.; Arbuthnot, 3b.; Bigelow, l.f.; Case (captain), c.f.; Speer, r.f.