A black and white photograph by Balthazar Korab of Joseph Ireland Irwin's desk, preserved in the executive suite of Irwin Management Company at 301 Washington Street.
A black and white photograph of George Newlin's Irwin Management Company Office at 301 Washington Street, designated Area 70 in drawings. Photograh is signed by Balthazar Korab and mounted .
A black and white photograph of an interior space within Irwin Management Company at 301 Washington Street, showing doors and corridors. Photograph is signed by Balthazar Korab and mounted.
A black and white photograph of the dining/conference room in Irwin Management Company at 301 Washington Street, designated Areas 62. 63. and 64 in drawings. Photograph is signed by Balthazar Korab and mounted.
A black and white photograph depicting secretaries' desks within the Irwin Management Company offices at 301 Washington Street, designated Area 13 in drawings. Photograph is signed by Balthazar Korab and mounted.