Maraldi, Giacomo Filippo, 1665-1729. Autograph letter signed to Eustachio Manfredi, 1726 October 2
Scope and Contents
Letter sent by French-Italian astronomer Giacomo Filippo Maraldi to Italian astronomer and mathematician Eustachio Manfredi, director of observatory of the Istituto delle Scienze in Bologna, discussing astronomical observations made in China by Jesuit missionaries, including calculation of lunar and solar eclipses. The letter was delivered to Manfredi by Abbot Antonio Conti, a mathematician and philosopher.
Dates
- Creation: 1726 October 2
Conditions Governing Access
There are no restrictions on physical access to this material. Collection is open for research.
Extent
10.5 linear feet (21 boxes)Biographical / Historical
Maraldi was an accomplished observer of Mars who worked at the Paris Observatory with Jacques Cassini from 1687-1718. Manfredi, in observing stellar parallax, demonstrated the circuit of the earth around the sun.
Custodial History
Previously part of a private English collection.
Immediate Source of Acquisition
2022M-27. Purchased from Liber Antiquus Early Books & Manuscripts with the George S. Mumford '87 Book Fund, 2021 September 13.
Repository Details
Part of the Houghton Library Repository
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