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[[preprinted]] 16 [[/preprinted]]

[[underlined]] April 1[[strikethrough]] 6 [[/strikethrough]] 7, 1907 [[/underlined]]

Measures to determine proitim bein. [[?]]
No. 7. Approx 17^[[h]] 49 + 330 (0, 8557)

Plate a 5210

|x|y|x|y|Mean x|Mean y|Diff x|Diff y|Diffyx4.008
var.|+7.39|+20.72|+7.35|+[[strikethrough]]20.15[[/strikethrough]]20.75|+7.36 [[symbol dot]]|+20.74 [[symbol dot]]
a|+17.11|+8.35|+17.11|+8.35|+17.11 [[symbol dot]]|+8.35 [[symbol dot]]|+9.75 [[symbol check]] [[symbol dot]]|-12.39 [[symbol dot]] [[symbol check]]|+39.078[[symbol check]] [[symbol dot]]
b|+11.78|+30.21|+11.75|+[[strikethrough]] 2 [[/strikethrough]] 30.15|+11.76 [[symbol dot]]|+30.18 [[symbol dot]]|+4.40 [[symbol check]]|+9.44 [[symbol check]] [[symbol dot]]|+17.6[[symbol check]] [[symbol dot]]
c|+11.20|+32.25|+11.20|+[[strikethrough]] 2 [[/strikethrough]] 32.25|+11.20 [[symbol dot]]|+32.25 [[symbol dot]]|+3.84 [[symbol dot]] [[symbol check]]|+11.51 [[symbol dot]] [[symbol check]]|+15.4[[symbol check]] [[symbol dot]]
d|-10.00|+12.13|-9.99|+[[slash]] [[strikethrough]] 12 [[/strikethrough]] [[/slash]] 12.11|-10.00 [[symbol dot]]|+12.12 [[symbol dot]]|-17.36 [[symbol check]] [[symbol dot]]|-8.62 [[symbol dot]]|-69.6[[symbol check]] [[symbol dot]]
var. [[?]]|+7.34|+20.74|||||||||||||||

a= +3^[[degree symbol]]3539 [[symbol check]] 17^h [[symbol check]] 49^m [[symbol check]] 48.1 [[symbol check]] +3^[[degree symbol]] [[symbol check]] 13.3 [[symbol check]] [[symbol dash]] 9.5 [[symbol check]]
b= +3^[[degree symbol]]3537 [[symbol check]] 17^h [[symbol check]] 49 [[symbol check]] 29.7 [[symbol check]] +3^[[degree symbol]] [[symbol check]] 34.1 [[symbol dash]] [[symbol check]] 9.5 [[symbol check]]
c= +3^[[degree symbol]]3536 [[symbol check]] 17 [[symbol check]] 49 [[symbol check]] 24.3 [[symbol check]] +3 [[symbol check]] 35.7 [[symbol check]] 9.5 [[symbol check]]
d= +3^[[degree symbol]]3530 [[symbol check]] 17 [[symbol check]] 48 [[symbol check]] 2.8 [[symbol check]] +3^[[degree symbol]] [[symbol check]] 16.1 [[symbol check]] 9.5 [[symbol check]]

99.2/4 [[=]] 24.8 + 3^[[degree symbol]]

sec 3^[[degree symbol]] 24.8 [[symbol dash]] = 1/.99822 = 1.002
4secs [[?]] = 4.008

a= 17^h 49^m 48.1 [[-]] 39.1 [[=]] 17 49 9.0 + 3 13.3 - 12.49 [[=]] 25.7 [[symbol check]]
b= 17 49 29.7 [[-]] 17.6 [[=]] 17 49 12.1 + 3 34.1 [[-]] 9.4 [[=]] 24.7 [[symbol check]]
c= 17 49 24.3 [[-]] 15.4 [[=]] 17 49 8.9 + 3 35.7 [[-]] 11.5 [[=]] 24.2 [[symbol check]]
d= 17 48 2.8 [[+]] 1 9.6 [[=]] 17 49 12.4 + 3 16.1 - 8.6 [[=]] 24.7 [[symbol check]]

Mean Pos. of var 1855
17^h 49^m 10.6^s + 3 [[symbol dot]] 24.8

[[end page]]
[[start page]]

[[preprinted]] 17 [[/preprinted]]

April 17, 1907.

Measures to determine proitim bein. [[?]]
No.15. Approx. 18 34 +6^[[degree symbol]] 20^[[degree symbol]]
Plate a 3647 Refrin nrkney near euche [[symbol dash]] 7 plaer, [[symbol dash]] [[?]]

|x|y|x|y|Mean x|Mean y|Diff x|Diff y|Diffyx4.02
var|+3.10|+14.21|+3.10|+14.20 [[symbol dot]]|+3.10 [[symbol dot]]|+14.20 [[symbol dot]]
a|+23.89|+1.41|+23.89|+1.45|+23.89 [[symbol dot]]|+1.43 [[symbol dot]]|+20.79 [[symbol check]] [[symbol dot]]|-12. [[strikethrough]] 8 [[/strikethrough]] 77 [[symbol check]] [[symbol dot]]|+ [[strikethrough]] 82.4 [[/strikethrough]] 83.8 [[symbol check]] [[symbol 2]] [[?]] = 1 [[symbol squiggle]] [[?]] 23.6 [[symbol check]]
b|+8.42|+23.28|+8.45|+23.35|+8.44 [[symbol dot]]|+23.32 [[symbol dot]]|+5.34 [[symbol dot]] [[symbol check]]|+9. [[strikethrough]] 88 [[/strikethrough]] 12 [[symbol dot]] [[symbol check]]|+21.5 [[symbol check]]
c|+1.82|+22.65|+1.89|+22.65|+1.86 [[symbol dot]]|+22.65 [[symbol dot]]|-1.24 [[symbol dot]] [[symbol check]]|+8.45 [[symbol dot]] [[symbol check]]|-5.0 [[symbol check]]
d|- [[strikethrough]] 9 [[/strikethrough]] 8.42|+10.88|-8.42|+10.89|-8.42 [[symbol dot]]|+10.88 [[symbol dot]]|-11.52 [[symbol check]]|-3.32 [[symbol check]] [[symbol dot]]|-46.3 [[symbol check]]
var|||||+3.10|+14.20

a= +6^[[degree symbol]]3904 [[symbol check]] 18 [[symbol check]] 36 [[symbol check]] 0.2 [[symbol check]] +6 [[symbol check]] 4.9 [[symbol check]] 8.6 [[symbol check]]
b= +6^[[degree symbol]]3899 [[symbol check]] 18 [[symbol check]] 35 [[symbol check]] 0.1 [[symbol check]] + 6 [[symbol check]] 26.7 [[symbol check]] 9.4 [[symbol check]]
c= +6^[[degree symbol]]3897 [[symbol check]] 18 [[symbol check]] 34 [[symbol check]] 31.9 [[symbol check]] +6^[[degree symbol]] [[symbol check]] 24.5 [[symbol check]] 9.5 [[symbol check]]
d= +6^[[degree symbol]]3891 [[symbol check]] 18 [[symbol check]] 33 [[symbol check]] 52.0 [[symbol check]] + 6^[[degree symbol]] [[symbol check]] 14.5 [[symbol check]] 9.2 [[symbol check]]

70.6/4 [[=]] 17.6 + 6^[[degree symbol]]

sec 6^[[degree symbol]] 17.6 = 1/.99397 = 1.005
4secs [[?]] = 4.02

a= 18 36 0.2 [[-]] 1 [[strikethrough]] 12.4 [[/strikethrough]] 23.6 [[=]] 18 34 [[strikethrough]] 47.8 [[/strikethrough]] 36.6 + 6 4.9 - 12.8 [[=]] +6 17.7 [[symbol check]]

b= 18 35. 0.1 [[-]] 21.5 [[=]] 18 34 38.6 + 6 26.7 + 9.1 [[=]] +6 17.6 [[symbol check]]

c= 18 34 31.9 - 5.0 [[=]] 18 34 36.9 + 6 24.5 + 8.4 [[=]] +6 16.1 [[symbol check]]

d= 18 33 52.0 - 46.3 [[=]] [[strikethrough]] 5.7 [[/strikethrough]] 18 34 38.3 + 6 14.5 - 3.3 [[=]] +6 17.8

Mean Pos. of var. 1855
18^h 34^m 37.6^o + 6 17.3

Transcription Notes:
There are many dots and checkmarks used on numbers in the charts; don't forget about them. Some of the math symbols in the transcription are used in place of traditional hand math methods, which were used to calculate some of the numbers in the page.