571. IOR/L/PWD/7/308 Reference (shelfmark): IOR/L/PWD/7/308 Title: File D.8 Mr H I Walton's demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: 1867 Extent: 1 volume
572. IOR/L/PWD/7/309 Reference (shelfmark): IOR/L/PWD/7/309 Title: File D.8 Mr H I Walton's demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: 1868 Extent: 1 volume
573. IOR/L/PWD/7/310 Reference (shelfmark): IOR/L/PWD/7/310 Title: File D.8 Mr H I Walton's demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: 1869 Extent: 1 volume
574. IOR/L/PWD/7/311 Reference (shelfmark): IOR/L/PWD/7/311 Title: File D.8 Mr H I Walton's demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: 1870 Extent: 1 volume
575. IOR/L/PWD/7/312 Reference (shelfmark): IOR/L/PWD/7/312 Title: File D.8 Mr H I Walton's demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: 1871 Extent: 1 volume
576. IOR/L/PWD/7/265 Reference (shelfmark): IOR/L/PWD/7/265 Title: D.5 Persian Gulf, Submarine and Mekran Lines: The "Amberwitch" [cable ship]: (Engineering establishment) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1871 Extent: 1 volume
577. IOR/L/PWD/7/40 Reference (shelfmark): IOR/L/PWD/7/40 Title: B.1 European Telegraph: Special wire via Berlin and Russia to Tiflis (see also B.2) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1866-1867 Extent: 1 volume
578. IOR/L/PWD/7/129 Reference (shelfmark): IOR/L/PWD/7/129 Title: C.6 Headquarters, Indo-European Telegraph: Letters, memos, etc, from Mr Brasher etc (+ d-o letters rec'd in India 1873) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1872 Extent: 1 volume
579. IOR/L/PWD/7/130 Reference (shelfmark): IOR/L/PWD/7/130 Title: C.6 Headquarters, Indo-European Telegraph: Letters, memos, etc, from Mr Brasher etc (+ d-o letters rec'd in India 1873) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1873 Extent: 1 volume
580. IOR/L/PWD/7/131 Reference (shelfmark): IOR/L/PWD/7/131 Title: C.6 Headquarters, Indo-European Telegraph: Letters, memos, etc, from Mr Brasher etc (+ d-o letters rec'd in India 1873) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1874 Extent: 1 volume