Fred Hoyle Astronomy; A history of man's investigation of the universe, Rathbone Books Limited, 1962, LCCN6214108-{{{3}}}
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J. A. B. Peter Dollond answers Jesse Ramsden. Sphaera 8. № Autumn, 1998. History of Science Museum, Oxford. Процитовано 27 листопада 2017.- A review of the events of the invention of the achromatic doublet with emphasis on the roles of Hall, Bass, Jesse Ramsden, John Dollond and others.