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Title: Rittenhouse, David to John Page, 1777 August 18
Identifier(s): text:342283
Description: Typed copy.
Subject: Rittenhouse, David, 1732-1796
Date: 1777-08-18

Title: Rittenhouse, David to Hannah Rittenhouse, 1793 October 22
Identifier(s): text:342299
Subject: Rittenhouse, David, 1732-1796
Date: 1793-10-22

Title: Fox, Edward to David Rittenhouse, 1789 March 9
Identifier(s): text:342290
Subject: Rittenhouse, David, 1732-1796
Date: 1789-03-09

Title: Rough calculations
Identifier(s): text:342296
Subject: Rittenhouse, David, 1732-1796
Date: 1791-1793

Title: David Rittenhouse - Meteorological observations, volume 1, 1788-1792 (data)
Identifier(s): text:352939
Date: 1788-1792

Title: Mss.B.R51.d - Meteorological observations, 1784-1805
Identifier(s): text:MssBR51d
Description: This collection contains two volumes of David Rittenhouse's daily diaries. The first volume contains meteorological data for 1792. The second volume is more content rich and covers the period in 1785 during which he traveled west to determine the boundaries of Pennsylvania. These records include observations on the environment, daily expenses, and other travel-related recordings. There are also various sketches, calculations, and other notes in these volumes.

Title: Rittenhouse, David to Gen. Schuyler, 1791 February 26
Identifier(s): text:342295
Subject: Rittenhouse, David, 1732-1796
Date: 1791-02-26

Title: Receipt to Reuben Haines, for taxes
Identifier(s): text:342288
Subject: Rittenhouse, David, 1732-1796
Date: 1787-04-16

Title: David Rittenhouse - Meteorological observations, volume 2, 1792-1805
Identifier(s): text:275768
Subject: Meteorology--Observations; Meteorology; Weather
Date: 1784-1805

Title: Rittenhouse, David To Simeon De Witt, 1786 February 7
Identifier(s): text:342286
Subject: Rittenhouse, David, 1732-1796
Date: 1786-02-07

Title: Rittenhouse, David to the Treasurer of the Mint, 1795 May 6
Identifier(s): text:342300
Subject: Rittenhouse, David, 1732-1796
Date: 1795-05-06

Title: Rittenhouse, David To Samuel Meredith, 1786 May 29
Identifier(s): text:342287
Subject: Rittenhouse, David, 1732-1796
Date: 1786-05-29

Title: Rittenhouse, David to Miss Betsey Rittenhouse, 1789 July 8
Identifier(s): text:342291
Subject: Rittenhouse, David, 1732-1796
Date: 1789-07-08

Title: Receipt to Samuel Meredith, for taxes
Identifier(s): text:342289
Subject: Rittenhouse, David, 1732-1796
Date: 1788-01-19

Title: Astronomical calculations
Identifier(s): text:342298
Subject: Rittenhouse, David, 1732-1796
Date: 1792

Title: Rittenhouse, David to the Treasurer of the Mint, 1795 June 8
Identifier(s): text:342301
Subject: Rittenhouse, David, 1732-1796
Date: 1795-06-08

Title: Rittenhouse, David to Speaker of the Assembly, 1783 September 26
Identifier(s): text:342293
Subject: Rittenhouse, David, 1732-1796
Date: 1783-09-26

Title: Receipt to William Henry, Treasurer of Lancaster County, 1782 April
Identifier(s): text:323456
Description: Presented by William Logan Fox, July 1, 1965 (tipped in, originally, in: David Rittenhouse. An Oration, Delivered... Before the American Philosophical Society... Philadelphia: Printed by John Dunlap, in Market-Street. 1775). General physical description: 1 item
Subject: Dunlap, John, 1747-1812
Date: 1782

Title: Rittenhouse, David Mrs. Elizabeth Sergeant, 1795 August 17
Identifier(s): text:342302
Subject: Rittenhouse, David, 1732-1796
Date: 1795-08-17

Title: Rittenhouse, David to Benjamin Franklin, 1780 December 31; Rittenhouse, David, 1732-1796. to Benjamin Franklin
Identifier(s): apsrevcity:10227
Description: David Rittenhouse writes to Benjamin Franklin about a meteor that was observed in Philadelphia, Williamsburg, and other places. Rittenhouse describes how he calculated where the meteor had landed along with describing its qualities. Rittenhouse conveys his relief that it fell in an uninhabited place as he believed that it would have been devastating to human life if it had landed near Philadelphia or elsewhere.; American Philosophical Society
Subject: Lived Experience; Philadelphia (Pa.)--History--Revolution, 1775-1783--Social life and customs; Meteorology--Observations
Date: 1780-12-31; 2022

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