Materials depict the Union Pacific Railroad Company's railroad tracks that had been damaged during floods in February and March of 1938 in Southern California and Southern Nevada, including by the Los Angeles Flood of 1938. The photographs primarily depict washed out tracks, damaged bridges, and debris.
Men working inside of the HK-1, Hughes Flying Boat on Terminal Island in the Los Angeles Harbor. Transcribed from note on back of photo: "Inside the Boat: Shown in a view looking toward the tail of the Hughes Flying Boat, the man is dwarfed by the giant interior of the airplane."