1. IOR/V/18/268-277 Reference (shelfmark): IOR/V/18/268-277 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1841 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1841-1890 Extent: 10 volumes
2. IOR/V/18/271 Reference (shelfmark): IOR/V/18/271 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1844 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1844 Extent: 1 volume
3. IOR/V/18/272 Reference (shelfmark): IOR/V/18/272 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1845 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1845 Extent: 1 volume
4. IOR/V/18/273 Reference (shelfmark): IOR/V/18/273 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1846-1850 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1846-1850 Extent: 1 volume
5. IOR/V/18/274 Reference (shelfmark): IOR/V/18/274 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1851-1855 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1851-1855 Extent: 1 volume
6. IOR/V/18/275 Reference (shelfmark): IOR/V/18/275 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1856-February 1861 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1856-1861 Extent: 1 volume
7. IOR/V/18/276 Reference (shelfmark): IOR/V/18/276 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1861-1890 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1861-1890 Extent: 1 volume
8. IOR/V/18/277 Reference (shelfmark): IOR/V/18/277 Title: Meteorological Observations made at the East India Company's Observatory at Madras, Daily Meteorological Means, 1890 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1890 Extent: 1 volume
9. IOR/V/18/268 Reference (shelfmark): IOR/V/18/268 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1841 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1841 Extent: 1 volume
10. IOR/V/18/269 Reference (shelfmark): IOR/V/18/269 Title: Meteorological Observations made at the East India Company's Observatory at Madras, 1842 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1842 Extent: 1 volume