Related Clues:

• Ariz. hasn't observed it since 1967
• Summer time in Sudbury
• Summer hrs. in Phila.
• It ends in Nov.
• Much-anticipated spring thing: Abbr.
• Sprung-ahead hours in NYC
• Cause of a clock change twice a yr.
• Va. summer hours
• Reason to do a 2 a.m. shift
• Me. summer setting
• Summertime in N.Y.
• Mar.-to-Nov. period
• Annual energy-saving meas.
• Ont. summer time
• Regional setting for almost eight months per yr.