On September 6, 1776, Montgomery and Washington counties were separated from Frederick County. Garrett and Alleghany counties became part of Washington County. On September 6, 1854, Dr. John Baltzell, who built the house which is now the home of The Historical Society of Frederick County, died. He was born February 11, 1775. On September 6, 1862, 30,000 Confederate troops occupied Frederick. Col. Bradley T. Johnson, a native of Frederick and a former county state's attorney, was made Confederate Provost Marshall. On September 6, 1876, a new organ at Evangelical Reformed Church on West Church Street in Frederick was played in public for the first time. On September 6, 1972, Prospect Hall opened as an independent, interdenominational private day school after 150 years of association with St. John The Evangelist Roman Catholic Church. If anyone can add information to these History Moments, or would like to suggest an item for another calendar day, please contact me privately. John W. Ashbury (wasps65@earthlink.net)