View of core from original foundation wall, Main Library, Detroit Public Library. Core sits on top of pile of debris. Printed on front: "Detroit Library Commission. Addns & alterations to Main Public Library. Bryant & Detwiler Company, contr. Descr. core from old foundation. No. 116. Date: 12-1-61. Win Brunner, photo." Handwritten on back: "This is a core from the orig. foundation walls, note size of aggr. This conc. was deposited from Isley chutes, water current ratio hadn't come into use and by theory it should not be as good as it is today we would call it flowing [undecipherable]."
