91. IOR/L/PWD/3/488-503 Reference (shelfmark): IOR/L/PWD/3/488-503 Title: Railway Despatches to India, Madras and Bombay (Copies) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1881-1899 Extent: 16 volumes
92. IOR/L/PWD/5/12 Reference (shelfmark): IOR/L/PWD/5/12 Title: Papers on the Turkish telegraph route, 1859-1902 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1859-1902 Extent: 1 volume
93. IOR/L/PWD/8/7-9 Reference (shelfmark): IOR/L/PWD/8/7-9 Title: Cooper's Hill Papers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1868-1904 Extent: 3 volumes
94. IOR/L/PWD/7/1978 Reference (shelfmark): IOR/L/PWD/7/1978 Title: Notifications from the Bureau International de l'Union Telegraphique, Berne Collection Area: India Office Records and Private Papers Languages: French Date Range: 1931 Extent: 1 volume
95. IOR/L/PWD/2/38-42 Reference (shelfmark): IOR/L/PWD/2/38-42 Title: Public Works Home Correspondence - B. Copies of Letters Sent Collection Area: India Office Records and Private Papers Languages: English Date Range: 1858-1879 Extent: 5 volumes
96. IOR/L/PWD/3/437-442 Reference (shelfmark): IOR/L/PWD/3/437-442 Title: Telegraph Despatches to India, Madras and Bombay (Original Drafts) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1858-1879 Extent: 6 volumes
97. IOR/L/PWD/7/1961 Reference (shelfmark): IOR/L/PWD/7/1961 Title: International Electrotechnical Commission Collection Area: India Office Records and Private Papers Languages: English Date Range: 13 Aug 1920 Extent: 1 volume
98. IOR/L/PWD/8/352 Reference (shelfmark): IOR/L/PWD/8/352 Title: Fellows Scholarship Collection Area: India Office Records and Private Papers Languages: English Date Range: 1879-1889 Extent: 1 volume
99. IOR/L/PWD/8/366 Reference (shelfmark): IOR/L/PWD/8/366 Title: W. Charlton Collection Area: India Office Records and Private Papers Languages: English Date Range: 1906 Extent: 1 volume
100. IOR/L/PWD/2/200-221 Reference (shelfmark): IOR/L/PWD/2/200-221 Title: Telegraph Home Correspondence - B. Original Letters Received and Draft Replies (Register T) Collection Area: India Office Records and Private Papers Languages: English Date Range: 1859-1879 Extent: 22 volumes