1. CA 1 Reference (shelfmark): CA 1 Title: Requisition Books Scope & Content: Includes order and production details regarding postage and revenue stamps, paper money, bonds, postal orders, passports and other security printed products. Collection Area: Philatelic Collections Languages: English Date Range: 1921-1968 Extent: 16 Volumes
2. CA 2 Reference (shelfmark): CA 2 Title: Orders Collection Area: Philatelic Collections Languages: English Date Range: 1969-1974 Extent: 9 Boxes
3. CA 3 Reference (shelfmark): CA 3 Title: Registers of Dies and Plates Collection Area: Philatelic Collections Languages: English Date Range: 1875-1969 Extent: 5 volumes
4. CA 4 Reference (shelfmark): CA 4 Title: Plate Issue Books Collection Area: Philatelic Collections Languages: English Date Range: 1923-1959 Extent: 2 volume
5. CA 5 Reference (shelfmark): CA 5 Title: Paper Issue Books Collection Area: Philatelic Collections Languages: English Date Range: 1940-1968 Extent: 5 volumes
6. CA 6 Reference (shelfmark): CA 6 Title: Standing Authority Registers Collection Area: Philatelic Collections Languages: English Date Range: 1921-1968 Extent: 5 volumes
7. CA 7 Reference (shelfmark): CA 7 Title: Specimen Issue Book Collection Area: Philatelic Collections Languages: English Date Range: Apr 1961-Mar 1966 Extent: 1 volume
8. CA 8 Reference (shelfmark): CA 8 Title: Proofs Collection Area: Philatelic Collections Languages: English Date Range: 1913-1982 Extent: 116 Boxes
9. CA 9 Reference (shelfmark): CA 9 Title: Crown Agents Philatelic Artwork Collection Area: Philatelic Collections Languages: English Date Range: 1948-2000 Extent: c. 50,000 Items
10. CA 10 Reference (shelfmark): CA 10 Title: Crown Agents Stamp Albums Collection Area: Philatelic Collections Languages: English Date Range: 1908-1970 Extent: 12 Volumes