1. IOR/V/27/613/2 Reference (shelfmark): IOR/V/27/613/2 Title: Madras. Correspondence regarding gold mines in Wynaad, Malabar District. Madras, 1874 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1874 Extent: 1 volume
2. IOR/V/27/613/3 Reference (shelfmark): IOR/V/27/613/3 Title: Smyth, R Brough, [Report on the Alpha Company's mine and works]. 1879 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1879 Extent: 1 volume
3. IOR/V/27/613/5 Reference (shelfmark): IOR/V/27/613/5 Title: Bosworth-Smith, P, Report on the kolar gold field and its southern extension... Madras, 1889 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1889 Extent: 1 volume
4. IOR/V/27/613/1 Reference (shelfmark): IOR/V/27/613/1 Title: Shastri, B J G and Chapadia, J K, The gold thread industry. Bombay, 1925 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: 1 volume
5. IOR/V/27/613/4 Reference (shelfmark): IOR/V/27/613/4 Title: Smyth, R Brough, Report on the gold mines of the southeastern portion of the Wynaad and the Carcoor Ghat. Madras, 1880 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1880 Extent: 1 volume