Contains negatives and photographs of taken for written standard practice reports.

Contains photographs and negatives of processes, machinery, and equipment. Includes identification of a "thermal insulation test photo" and "extra pictures taken but not used in Showertog report". Also includes several unidentified employees at work.

Contains photographs and negatives of machinery and processes in the Kaufman Rubber Co. factory. Includes identification of some photographs as "flexing pictures", "plasticity pictures", and "abrasion pictures". Includes unidentified employees at work.