Image is annotated: "These are the guides on duty during March and April. They are on duty 4 weeks - 4 changing every 2 weeks. They are, from left to right, Fleishman (U of O), Bowen (U of O), Henry C. Gilbert (OAC), Breeding (U of O), Doerner (OAC), Coe (OAC), Hayes (OAC), Hunter (U of O), Currey (OAC)."