1. BM/1 Reference (shelfmark): BM/1 Title: Microfilm of the British Museum Archives Collection Area: Corporate Archives Languages: English Date Range: 1743-1939 Extent: 203 microfilm reels
2. BM/DPB Reference (shelfmark): BM/DPB Title: Records of the Department of Printed Books Collection Area: Corporate Archives Languages: English Date Range: 1836-1971 Extent: 171 volumes, 178 files, 4 drawers of index cards
3. BM/OPBM Reference (shelfmark): BM/OPBM Title: Records of the Department of Oriental Printed Books and Manuscripts Collection Area: Corporate Archives Languages: English Date Range: 1892-1974 Extent: 43 volumes