Columbia subject headings:
Harvard subject headings:
Baker, Wyndham, 1817-1875--Correspondence.
China--History--Opium War, 1840-1842
East India Company. Army. Madras Artillery--Officers--Correspondence.
India--History--19th century.
Princeton subject headings:
Baker, C. L. (Charles L.), 1817-1875--Correspondence.
China--History--Opium War, 1840-1842.
East India Company. Army. Madras Artillery--Officers--Correspondence.
India--History--19th century.