1. Add MS 89153/12 Reference (shelfmark): Add MS 89153/12 Title: W. Ross Ashby: journal (Volume 12) Scope & Content: Volume 12 (December, 1949 – December, 1950), pp. 2697 – 3050. Collection Area: Western Manuscripts Languages: English Date Range: 1949-1950 Extent: 1 file