1. IOR/L/PWD/3/180 Reference (shelfmark): IOR/L/PWD/3/180 Title: Railway Secretary's Letters from India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1873-1877 Extent: 1 volume
2. IOR/L/PWD/3/181 Reference (shelfmark): IOR/L/PWD/3/181 Title: Railway Secretary's Letters from India Collection Area: India Office Records and Private Papers Languages: English Date Range: 1878-1879 Extent: 1 volume