December 17, 1803
9.75% Complete
Aug 30, 1803 Sep 30, 1806

December 17, 1803

 

S[aturday] 17th    a Cold fine morning    Towok [Took] equal altitudes

    m             m    
A.M. [38] 38 45       P.M. [3]2 20 41  
do [3]8 41 59       " [3]2 21 46 = 32° 47' 45"
do [3]8 43 1       " [3]2 23 45  

Missed the altidude at 12 oClock with the quadrent [1]

1. Lewis purchased a "Hadleys Quadrant with Tang[en]t Screw" in Philadelphia before the expedition. It is the octant mentioned by Lewis on December 3, 1803. Jackson (LLC), 1:69, 82, 96. (back)