28 
MR. LUBBOCK’S RESEARCHES 
Development 
of, Q- 
a 1 
\ 3 
a t 
L s 
a 
15/3 
77 
16 L 4 
r 9 
a, 
L s 
a 
15 .9 / 
a , 
16.4 1 
1 
a “I 
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L 8 
a 
15 .9 / 
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~v. 
8 .4 i 
[ 120 ] 
[121] 
[123] 
[124] 
[125] 
;i26] 
[127] 
[128] 
+ { “ if { r 1 x 1 } _ 1 62 { rs ' “ } + ^ 72 Si47 } sin 4 ' 
[131] 
+ |+ X 7 { ri,-Al } ~ ^{ r s' — *3} “ -I -795147 } 68111 
[132] 
+ {“ l{ r/_Xl } _ i{ r3 ' A3 }~§{ r4 ' _A4 } + T 7 ^ 147 }" 81 " < 4< +*) 
+ { _ i{ r/ “ A ‘}~i e2 { r3 ' _A3 } + r6 72Si47 } e ' sin(4f_z) 
[133] 
[134] 
+ { + ^{ r ‘ ,_Al } + + ^ 7 °' s w} e i sin ( 4i + 2 ) 
[135] 
+ { _ A| } + xf { 7 '3 f — A 3 } + y| 7 2s H 7 |e 2 sin (4 < — 2x) 
[136] 
+ A ‘}~ 27{ r4 “ A4 } + ^ 72s ‘^} e2sin (4 ^ + 2 x) 
[ 137 ] 
