1. Alleluja! Publication: Warszawa : Wyd. Fr. Karpowicz, [1908?] Subject(s): Military PersonnelSleepMysticism
2. Plenty of sleep: keeps him on the job Publication: [Washington, D.C.] : U.S. Public Health Service : U.S. G.P.O., 1942 Subject(s): SleepHealth Behavior