1. Mss Eur F570/1-4 Reference (shelfmark): Mss Eur F570/1-4 Title: Letters from Gladys Yang to her family members Scope & Content: Letters and aerogrammes Collection Area: India Office Records and Private Papers Languages: English Date Range: 1945-1992 Extent: 4 folders
2. Mss Eur F570/5-8 Reference (shelfmark): Mss Eur F570/5-8 Title: Letters from Gladys Yang to friends and colleagues in England and America Collection Area: India Office Records and Private Papers Languages: English Date Range: 1946-1993 Extent: 4 folders, and 3 ring-binders containing letters and aerogrammes
3. Mss Eur F570/14 Reference (shelfmark): Mss Eur F570/14 Title: Published biographies of Gladys and Xianyi Yang Collection Area: India Office Records and Private Papers Languages: English Date Range: 1950-2001 Extent: 3 volumes