1. IOR/L/PWD/3/504 Reference (shelfmark): IOR/L/PWD/3/504 Title: Public Works Despatches to Madras (Copies) Scope & Content: With index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1860-1870 Extent: 1 volume
2. IOR/L/PWD/3/505 Reference (shelfmark): IOR/L/PWD/3/505 Title: Public Works Despatches to Madras (Copies) Scope & Content: With index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1871-1880 Extent: 1 volume