Auction catalogue of Samuel Dunn's library and instruments Samuel Dunn, mathematician, 1794. History of Science Museum. Leigh and Sotheby. 10 April 1794 [27 March 2021]. (原始内容存档于2022-04-09).
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Auction catalogue of Samuel Dunn's library and instruments Samuel Dunn, mathematician, 1794. History of Science Museum. Leigh and Sotheby. 10 April 1794 [27 March 2021]. (原始内容存档于2022-04-09).