41. IOR/L/PWD/7/41 Reference (shelfmark): IOR/L/PWD/7/41 Title: B.2 European Telegraph: Siemens' Proposal Collection Area: India Office Records and Private Papers Languages: English Date Range: 1866-1867 Extent: 1 volume
42. IOR/L/PWD/7/42 Reference (shelfmark): IOR/L/PWD/7/42 Title: B.2 European Telegraph: Siemens' Proposal Collection Area: India Office Records and Private Papers Languages: English Date Range: 1868 Extent: 1 volume
43. IOR/L/PWD/7/43 Reference (shelfmark): IOR/L/PWD/7/43 Title: B.2 European Telegraph: Siemens' Proposal Collection Area: India Office Records and Private Papers Languages: English Date Range: 1869 Extent: 1 volume
44. IOR/L/PWD/7/44 Reference (shelfmark): IOR/L/PWD/7/44 Title: B.3 European Telegraph: Special Wire in Austria and Servia Collection Area: India Office Records and Private Papers Languages: English Date Range: 1867 Extent: 1 volume
45. IOR/L/PWD/7/45 Reference (shelfmark): IOR/L/PWD/7/45 Title: B.4 European Telegraph: Russian Lines Collection Area: India Office Records and Private Papers Languages: English Date Range: 1867 Extent: 1 volume
46. IOR/L/PWD/7/46 Reference (shelfmark): IOR/L/PWD/7/46 Title: B.4 European Telegraph: Russian Lines Collection Area: India Office Records and Private Papers Languages: English Date Range: 1875 Extent: 1 volume
47. IOR/L/PWD/7/47 Reference (shelfmark): IOR/L/PWD/7/47 Title: B.5 European Telegraph: Prussian Lines Collection Area: India Office Records and Private Papers Languages: English Date Range: 1867 Extent: 1 volume
48. IOR/L/PWD/7/48 Reference (shelfmark): IOR/L/PWD/7/48 Title: B.5 European Telegraph: Hungarian Telegraphs Collection Area: India Office Records and Private Papers Languages: English Date Range: 1871 Extent: 1 volume
49. IOR/L/PWD/7/49 Reference (shelfmark): IOR/L/PWD/7/49 Title: B.5 European Telegraph: Prussian Telegraphs Collection Area: India Office Records and Private Papers Languages: English Date Range: 1873 Extent: 1 volume
50. IOR/L/PWD/7/50 Reference (shelfmark): IOR/L/PWD/7/50 Title: B.5 European Telegraph: Prussian Telegraphs Collection Area: India Office Records and Private Papers Languages: English Date Range: 1874 Extent: 1 volume