Marching from Middletown to seize Maryland Heights, McLaws’ and Anderson’s Confederate Divisions crossed South Mountain by this road September 11, 1862. On September 14th Manley’s N.C. Battery and elements of Semmes’ Brigade defended the pass and protected Howell Cobb's right flank.

Marker is at the intersection of Boteler Road and Brownsville Pass Road, on the left when traveling south on Boteler Road.

Courtesy hmdb.org

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