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- "Blackwood, Henry," in Royal Naval Biography (pp. 642−651), by John Marshall, London: John Marshall (1823–35)
- "Blackwood, Henry (1770-1832)," in Dictionary of National Biography, London: Smith, Elder, & Co., (1885–1900) in 63 vols.
- "Blackwood, Sir Henry, Baronet," in Dictionary of Indian Biography (p. 44), by C. E. Buckland, London: Swan Sonnenschein (1906)