ON THE PERIODS AND NODES OF LOCHS EARN AND 
Value of S’(2°3011, -09). 
2n | log = log w*” log Ti, i To 
0 litte cS 1:00000 
2} 06091 | 3:90849 | 3:96940 00932 
4} 154981 | 581697 | 5°36678 “00002 
6 | 1:32061 | 772546 | 7-04607 °00000(01) 
Series error < ‘009001 1:00000 | °:00934 
S/(2°3011 , 09) = + 99066. 
Coefficients of C’(2°3011, w). 
, 
(S) 
In+1 | In 
Batis ceg| | (aa) log Ay. 41 | log 22 
Q@n—1)9n | °8\" ~@n—1y2n)| C8 | 8 an I 
1 log c|/= -36194 36194 | _°36194 
3 *1506 117782 153976 | 1:06264 
5 8082 1:90752 144728 | 2:74831 
| 
Value or C/(2"3011, 09): 
(9) o Aan o 2n+1 o Tae es 
2n +1 | log TTI log w log Ty,44 i i 
1 _°36194 3:95494 Ik 31618 ‘20710 
2 1:06264 | 4:86273 5°92537 | °00008 
5 2°74831 | 6:77121 | 751952 | -00000(03) 
Series error <‘000001 ‘00008 20710 
C’(2'3011, -09) = — 20702 
(09) = — 99066 x -21271 + 20702 = — -00370. 
In this way we get 
w g(w) | Diff. for 001 
09000 | —-00370 | 00235 
09192 | +-00080 | 00235 
"10000 | + -01970 
9, = 0916. 
¥; = 600 x 480,100 sq. ft. 
g@ = 13°98 x 692°9 ft. 
835 
