The photographs series is divided into nine sub-series: Flood Company building, Flood family, miscellaneous, negatives, paint cans, Penetrol®, slides, staff, and work related. The first sub-series, building, contain photographs of the Company headquarters, expansion photographs, and even personal shots from the compound such as "Floody's" memorial. The family sub-series contains personal photos from the Flood family. The unidentified sub-series contains photos that contain no identifying information. The negative sub-series contain all of the various negatives from the entire photograph series. The sub-series paint cans contains pictures of the various Flood Company paint cans taken for commercial purposes. The Penetrol® subseries includesads, photographs of cans, and painters using the product. The slides subseries includes slides of the Flood Company building as well as photographs of a European trip. The staff photographs subseries includes photographs of Flood Company staff members taken at work, parties, and company outings. The final series of work related photos contain pictures that were taken at the various job sites, such as university stadiums where Flood Company products were used to the Pittsburgh Steel Bridge.