Hi Cheri, My genealogy program, The Master Genealogist, has a perpetual calendar built in. The first Monday in August 1849 was August 6th. Michele ===== Original Message from "Cheri Casper" <clcasper@sprynet.com> at 9/20/99 6:33 pm >Does anyone know where I can find a perpetual calendar? I ran across an old deed dated "the 1st Monday in August 1849." I need to know what date that fell on.