A large format albumen print titled Fortifications at Manassas from the series Incidents of the War, dated March 1862. The printed credit below the image reads “Negative by Barnard & Gibson” and “Positive by A. Gardner, 511 7th St., Washington,” with publication credit to Philip & Solomons, Washington. The photograph shows Federal soldiers and workers standing among stacked barrels and wooden crates along an earthwork position at Manassas.

The scene shows a line of men posed along a defensive embankment constructed of earth and timber, with numerous barrels arranged in rows forming part of the fortifications. Several men stand on top of the works while others gather on a wooden platform in the foreground. Small frame buildings and chimneys appear in the background beyond the earthworks, and additional defensive positions are visible along the ridge line.

Albumen print measuring approximately 7 x 9 inches on a mount measuring approximately 12 x 16 inches. Printed mount text includes the series title “Incidents of the War” and subtitle “Fortifications at Manassas,” dated “March, 1862.” The reverse carries a printed descriptive text sheet titled “Fortifications at Manassas.”