April 1943. &quot;Mrs. Thelma Cuvage, working in the sand house at the Chicago &amp; North Western R.R. roundhouse at Clinton, Iowa. Her job is to see that sand is sifted and cleaned for use in the locomotives. Mrs. Cuvage's husband works as a guard at the Savanna, Illinois, ordnance plant.&quot; 4x5 Kodachrome transparency by Jack Delano for the Office of War Information.