1. Mss Eur E290/56 Reference (shelfmark): Mss Eur E290/56 Title: Scope & Content: Letters from Sladen to his father, Dr Ramsay Sladen Collection Area: India Office Records and Private Papers Languages: English Date Range: 1845-1852 Extent: Unspecified
2. Mss Eur E290/57 Reference (shelfmark): Mss Eur E290/57 Title: Scope & Content: Letters from Sladen to his father, Dr Ramsay Sladen, with a few replies Collection Area: India Office Records and Private Papers Languages: English Date Range: 1855-1861 Extent: Unspecified
3. Mss Eur E290/59 Reference (shelfmark): Mss Eur E290/59 Title: Scope & Content: Letters to Sladen from his son, E. Sydney Sladen Dated as: 1873; 1885-86 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1873-1886 Extent: Unspecified
4. Mss Eur E290/60 Reference (shelfmark): Mss Eur E290/60 Title: Scope & Content: Letters to Sladen from other members of his family Dated as: 1873; 1885-86 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1873-1886 Extent: Unspecified
5. Mss Eur E290/58 Reference (shelfmark): Mss Eur E290/58 Title: Scope & Content: Letters to Sladen from his brothers John Ramsay Sladen and Joseph B. Sladen; also letter from John to his father and letter to John from his mother Dated as: c1849-50; 1866; 1880 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1849-1880 Extent: Unspecified