0 1 2 3 Thu 12 Jul 1923 Thu 19 Jul 1923 Thu 26 Jul 1923 Thu 02 Aug 1923 Thu 09 Aug 1923 Thu 16 Aug 1923 Thu 23 Aug 1923 Thu 30 Aug 1923 Mon 03 Sep 1923 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