This photograph documents the aftermath of the April 28, 1973 Southern Pacific Roseville Yard explosion in Roseville, California, in which a train loaded with aerial bombs and rockets destined for the Vietnam War caught fire and exploded in a series of blasts over several hours. The image, stamped August 1973, shows the scarred rail yard during salvage and cleanup, with wrecked boxcars, a tipped tank car, and a scorched Southern Pacific caboose scattered along the damaged right-of-way. The incident, one of the largest non-combat munitions accidents on American soil during the Vietnam era, forced the evacuation of thousands of nearby residents and caused extensive property damage without loss of life. Project: 218336