Copeland, Ralph 1837-1905. Ralph Copeland letters, 1873-1899.

Copeland, Ralph 1837-1905.

Ralph Copeland letters, 1873-1899.

Letters to officers of the Royal Astronomical Society.

Astronomer.

Astronomy -- Societies (Academies and learned societies) -- England.

Astronomers -- United Kingdom. lcsh

Royal Astronomical Society

AIP-ICOS

Royal Astronomical Society. Burlington House, Piccadilly, London, W1J 0BQ, United Kingdom.