task was provided by Alexandria's American Legion Post No. 24. On February 22, 1928, a temporary marker was placed at the gravesite in conjunction with Alexandria's annual celebration of George Washington's birthday. Dedication services held that day followed traditions in Alexandria that date from its colonial period – participants initially gathered at Gadsby's Tavern and then joined in a processional walk through the city's streets to the Meeting House, where the service was conducted. Mary Gregory Powell dedicated the initial wooden temporary marker. Dedication of the memorial The current memorial was created by the National Society of the Children of the American Revolution under the leadership of Mrs. Josiah A. Van Orsdel, the Society's president. The memorial was dedicated on Lexington–Concord Day, April 19, 1929, with services in the Presbyterian Meeting House and at the site of the memorial in the churchyard Burial Ground. The service in the Meeting House was led by Mrs. Van Orsdel and included two addresses – "Story of the Discovery of the Grave," by John B. Gordon, chair of the Meeting House restoration committee, and "157,000 American Unknown War Dead Here and Abroad," by James W. Good, U.S. Secretary of War. William Tyler Page, Clerk of the United States House of Representatives and author of "The American's Creed," read the "Epitaph of the Unknown Soldier," which he had prepared for the tabletop memorial. Music was provided by the U.S. Army Band, which joined with the church's historic 1849 Erben organ to lead the singing of the Star Spangled Banner. Following the service inside the Meeting House, the assemblage moved to the gravesite, accompanied by the solemn tolling of the church bell, where numerous wreaths were placed at the foot of the memorial by patriotic and military organizations. The 90-minute program was broadcast live national audience by Washington's local radio station, WRC. Epitaph The memorial today Alexandria's Tomb of the Unknown Soldier of the American Revolution continues to be honored regularly by visitors and with ceremonial services conducted by the Children of the American Revolution, Daughters of the American Revolution, Sons of the American Revolution, Society of the Cincinnati, First Virginia Regiment of the Continental Line, Veterans of Foreign Wars, American Legion, Legion of Honor of Shriners International, National Sojourners of Freemasonry, and other groups. Other memorials to Unknown Soldiers of the American Revolution There are three other unidentified soldiers of the American Revolution who are