1. IOR/L/PS/10/279 Reference (shelfmark): IOR/L/PS/10/279 Title: File 2426/1912 Pt 4-6 Northern Frontier Collection Area: India Office Records and Private Papers Languages: English Date Range: 1904-1911 Extent: 2 volumes
2. IOR/L/PS/10/279/2 Reference (shelfmark): IOR/L/PS/10/279/2 Title: File 2426/1912 Pt 5 Northern Frontier: mining and forestry in Chitral Collection Area: India Office Records and Private Papers Languages: English Date Range: 1906-1910 Extent: 1 file / part file
3. IOR/L/PS/10/279/1 Reference (shelfmark): IOR/L/PS/10/279/1 Title: File 2426/1912 Pt 4 Northern Frontier: Hunza-China frontier; Kashmir-China frontier; Kanjit, Raskam, Taghdumbash Collection Area: India Office Records and Private Papers Languages: English Date Range: 1904-1911 Extent: 1 file / part file
4. IOR/L/PS/10/279/3 Reference (shelfmark): IOR/L/PS/10/279/3 Title: File 2426/1912 Pt 6 Northern Frontier: travellers; Pamirs etc:- rules; M Ponsignon; Messrs von Archer and von Almasy Collection Area: India Office Records and Private Papers Languages: English Date Range: 1906-1909 Extent: 1 file / part file