Otto Walter Beck (Am. 1864-1954 The Signal Executed 1913 Pastel on paper mounted. Framed.* 31 x 31in 78.7 x 78.7 cm) John Tregaskis, Brooklyn, Ny, Fifth New York Volunteer Infantry, Duryee Zouaves. After the Battle of Big Bethel the Union forces were marching by parallel roads in pursuit of the enemy. During the night at the crossroads they fired at each other. To avoid a repetition of the error they used the white of their turbans around their arm as a signal.