M A Q \ K TIC S T 15 V E V OF P E N N S V L V A N I A 



July 21, diron. fast, Philadelphia time 

 Rate for 4 days (daily rate 2'. I ) 

 July 25, chron. fast, Philadelphia time 

 Diff. long. . 



Chron. fast, Harrisburg time 

 Chron. time of observation . 

 Mian time of " 



Corresponding sidereal time . 

 K. A. of Polaris 

 Hour angle . 



•Azimuth of Polaris (E. of X.) 

 Heading of " 



" astron. meridian 



" magnetic meridian 



Magnetic declination W. 



No. 2. Huntingdon.— Lat. 40° 30'.5; long. 18° 02'. July 30, ls.jo. 

 Abstract of Declination Observations. 



N. end. S. end. 



2"i 



Magnetic meridian reads, 74 51.0 

 Abstract of Observations for Azimuth of Polaris. 



Tel. direct, set 1. 

 Chron. lime. Circle reads. 



l h 57 m 00 s . 1 78° 34' 23" 



July 30, chron. fast 

 Chron. time of observation 

 Mean " " 



Corresponding sid. time 

 R. A. of Polaris 

 Hour angle 



Azimuth of Polaris . 



Reading of Polaris 



ast. meridian 

 magnetic meridian 



Magnetic declination W. 



Mean 



8.4 2. 



1° 52'3 



1 The azimuth of Polaris is computed by Struve's method. (See Sawitach's Astronomy, vol. 2.) 



