United States--History--Civil War, 1861-1865--Communications--Photographs

Stereograph: Large multilevel tower, men at top and on ground.

Stereograph: Signal corps standing in front of log structure.

Stereograph: Signal station at Beaufort, S. C., Feb. 1862 soldier standing on superstructure built atop house, next to General Isaac Stevens' headquarters just visible, right. Inscription on verso: 'Signal station, Beaufort, S. C., Feb. 1862. Once the residence of J. G. Barnwell (adjoining hqts.. General Stevens, right.)'

Stereograph: House with superstructure built atop it for use as a signal station, Beaufort, S.C. Inscription on verso: 'Signal station, Beaufort, S. C.'

Stereograph: Soldiers on horseback in the street in front of the signal station and Gen. Isaac Stevens headquarters. Inscription on verso: 'Signal station, Beaufort, S. C., Feb. 1862 next to Gen. Steven's Hdqts.'

Stereograph: Soldiers on top of signal tower on Elk Mountain, overlooking battle field of Antietam.

Stereograph: Signal tower with houses in the background.

Stereograph: Men seated under make-shift tent around telegraph equipment.

Stereograph: Telegraph wagon and tent with the operators outside of the tent.