E.W. Pugh, L.R. Johnson, and John H. Palmer, IBM's 360 and early 370 systems, MIT Press, Cambridge MA and London, (ردمك 0-262-16123-0), includes extensive (819 pp.) treatment of IBM's offerings during this period
Several photos of a dual processor IBM 360/67 at the University of Michigan's academic Computing Center in the late 1960s or early 1970s are included in Dave Mills' article describing the Michigan Terminal System (MTS)