Color photograph of man sitting in office or meeting room

Back of the photograph: “Rosy Millikin”

Back of the photograph: “Rose Doelgens”

Back of the photograph: “Hallbrook”

Black and white photo of African American worker, name unknown

Black and white photo of African American man wearing workshirt, CAT company hat

Back of the photograph: “Alice Ammons”

Photograph of Blanche McGinnis