21. Add MS 89159/1/240-243 Reference (shelfmark): Add MS 89159/1/240-243 Title: Card index of Alan Gradon Thomas's customers Scope & Content: Includes details of customers’ bibliographic interests, catalogues sent, and some purchases. Collection Area: Western Manuscripts Languages: English Date Range: 1960s-1990s Extent: 4 files
22. Add MS 89159/1/244-250 Reference (shelfmark): Add MS 89159/1/244-250 Title: Entry slips of Alan Gradon Thomas's customers Scope & Content: Contains details of sales including customer name, item/s sold, and prices. Collection Area: Western Manuscripts Languages: English Date Range: 1961-1974 Extent: 7 files