The Potomac Nine hold their hats over their hearts during the National Anthem before the game against the Elkton Eclipse during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. Unlike today's game, the umpire instructed fans and players to all sing in unison, instead of just one person singing at the start. (Drew Angerer/The Washington Times)

The Elkton Eclipse team, based out of Elkton, Md, gather in a circle before the game against the Potomac Nine during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. (Drew Angerer/The Washington Times)

67 year-old Elkton Eclipse player Bill "Pockets" Freeland, from Cecil County, Md., ties his shoe between innings during their game against the Potomac Nine team during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. This is Freeland's third year playing in the league and he said he enjoys it more than softball leagues. "I'll keep playing this until I forget which way to run, then I may take up golf," he joked. Freeland was the oldest player on the field that day. (Drew Angerer/The Washington Times)

Potomac Nine pitcher J.D. "Buckeye" Almond, of Marshall, Va., delivers a pitch during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. Another unique rule of 1860s baseball is the pitcher was required to throw underhand. Pitchers were often called "hurlers" and batters were also called "strikers." (Drew Angerer/The Washington Times)

Tim "Ones" Bower tries to tag out a runner during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. (Drew Angerer/The Washington Times)

With temperatures in the mid to upper 90s, Elkton's Glyn "Hammer" Richards, of Mt. Ephraim, N.J., has sweat drip off the bill of his cap during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. Even though the uniforms in the 1860s used to be made of wool, the players wear lighter material to help fight the heat during hot summer games. (Drew Angerer/The Washington Times)

Potomac Nine pitcher J.D. "Buckeye" Almond, of Marshall, Va., sits with his son Wyatt on his lap as they watch the games during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. (Drew Angerer/The Washington Times)

Umpire Richard D'Ambrisi [cq] puts on his hat before a game starts between the Potomac Nine and the Elkton Eclipse during the Loudoun Preservation Society's 19th Century Baseball Day at the Oatlands, in Leesburg, Va., Sunday, June 12, 2011. D'Ambrisi also serves as the league official historian of 1860s era baseball. (Drew Angerer/The Washington Times)