81. IOR/V/26/724 Reference (shelfmark): IOR/V/26/724 Title: Railways: Finance Collection Area: India Office Records and Private Papers Languages: English Date Range: 1921-1923 Extent: 2 volumes
82. IOR/V/26/730 Reference (shelfmark): IOR/V/26/730 Title: Waterways and Irrigation Collection Area: India Office Records and Private Papers Languages: English Date Range: 1841-1942 Extent: 16 volumes
83. IOR/V/26/740 Reference (shelfmark): IOR/V/26/740 Title: Electricity Collection Area: India Office Records and Private Papers Languages: English Date Range: 1930-1937 Extent: 4 volumes
84. IOR/V/26/750 Reference (shelfmark): IOR/V/26/750 Title: Marine Collection Area: India Office Records and Private Papers Languages: English Date Range: 1796-1946 Extent: 18 volumes
85. IOR/V/26/760 Reference (shelfmark): IOR/V/26/760 Title: Posts and Telegraphs Collection Area: India Office Records and Private Papers Languages: English Date Range: 1851-1933 Extent: 8 volumes
86. IOR/V/26/780 Reference (shelfmark): IOR/V/26/780 Title: Building and Town Planning Collection Area: India Office Records and Private Papers Languages: English Date Range: 1898-1941 Extent: 17 volumes
87. IOR/V/26/781 Reference (shelfmark): IOR/V/26/781 Title: Fire Prevention Collection Area: India Office Records and Private Papers Languages: English Date Range: 1913-1914 Extent: 2 volumes
88. IOR/V/26/800 Reference (shelfmark): IOR/V/26/800 Title: Social and Economic Conditions: General Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925-1931 Extent: 5 volumes
89. IOR/V/26/801 Reference (shelfmark): IOR/V/26/801 Title: Standard of Living and Prices Collection Area: India Office Records and Private Papers Languages: English Date Range: 1947-1947 Extent: 1 volume
90. IOR/V/26/802 Reference (shelfmark): IOR/V/26/802 Title: Housing Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1946 Extent: 4 volumes