1776
- Series 7 Vol. 2 Records
- Jul 04, to Jul 28,
- Aug 03, to Sep 27,
- Oct 01, to Dec 31,
1777
- Jan 01, to Feb 14,
- Feb 15, to May 10,
- May 11, to Aug 05,
- Aug 06, to Oct 15,
1778
- Feb 01, to Feb 19,
- Feb 20, to Jun 04,
- Jun 05, to Jul 09,
1779
- Apr 26, to May 1,
1781
- Oct 10, to Oct 26,
1794
- Jan 01, to Feb 28,
- Mar 01, to Apr 30,
- May 01, to Jun 30,
- Jul 01, to Aug 31,
- Nov 01, to Dec 31,
1795
- Jan 01, to Feb 28,
- Mar 01, to Jun 30,
- Jul 01, to Oct 31,
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1795
- Nov 01, to Dec 31,
1796
- Jan 01, to Apr 30,
- May 01, to Aug 31,
- Sep 01, to Dec 31,
1797
- Jan 01, to Apr 30,
1798- Jefferson notes error in obs.
- Sep 01, to Dec 31,
1799
- Mar 12, to Jun 27,
- Jul 01, to Oct 31,
Barometer Used to obtain Elev.
- Monticello & Willis Mt.
- Using Barometric Pressure
Well Temperatures
- Also Sun Alt.
Calculations to obtain True North
- Magnetic Changes with Time
Years Well Failed due to Drought
- Solar Eclipse June 26, 1778
- Solar Eclipse -Climate of Monticello
- Depth of Well & Dry Pds.
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