0 1 2 3 Mon 21 Feb 1938 Sat 26 Feb 1938 Thu 03 Mar 1938 Tue 08 Mar 1938 Sun 13 Mar 1938 Fri 18 Mar 1938 Wed 23 Mar 1938 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All