COMPARISONS OF COLUMBIA CLOCK WITH SIGNALS RECEIVED FROM ST. LOUIS. 
Columbia Clock Correction. 
St. Louis Clock Correction, Lake 
Date 1891. Columbia Clock, Preliminary Least Square St. Louis Clock. Preliminary Least Square 
Reduction. Reduction, Reduction. Reduction. 
Oct. 25 23h. 7m. 50s.748 —19s.626 —-19s.627 23h. 15m. 0s.000 |+1m. 03.396/+1m. 08.396 
“ 26 22 45 50 .5838 —19 .694 —19 .689 22 .000 |+1 0 .190/+1 0 .193 
ee 38 22 44 £49 .692 —18 .880 —18 .874 22 $2 0 000 +1 0 .078|+1 0 .073 
bi 29 22 56 25 .400 —18 .365 —18 .360 23 3 36.418 |+0 59 .912'\+0 59.910 
Nov. 2 23 2 > 22.612 —16 .033 —16 .028 23 9 36.800 |+0 59.071;+0 59.071 
COMPARISONS OF St. Louis CLock witH SIGNALS RECEIVED FROM COLUMBIA. 
Columbia Clock Correction. | St. Louis Clock Correction. 
Date 1891. Columbia Clock. Preliminary Least Square St. Louis Clock. | Preliminary Least Square 
Reduction, Reduction. Reduction, Reduction, 
Get. 25 23h. Om. O0s.000 —19s.630 —19s.631 23h. 7m. 98.327 |+1m. 0s.400/+1m. 08.399 
26 22 49 0 .000 —19 .697 —19 .691 22 56 ; +1 0 .191/+1 0.1938 
ks 28 22 54 0 .000 —18 .878 —18 .871 28 1 10 .894 |+1 0 .081/+1 0 .078 
bbe 29 $2. O67 43 .077 —18 .365 —18 .360 23 4 54.153 |+0 59.912/'40 59.910 
Nov. 2 23 7 37 .879 —16 .032 —16 .028 23 14 52.114 \|4+0 59 .066\40 59 .067 
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