ON. CERTAIN. FORMS OF. INTERPOLATION: 
y n . FUNCTIONS FOR INTERPOLATION TO HALVES BY (25). 
Date. | Funct., Y. a T. a a 
; 7 T | ¿80 8.80* | 'Sy6* 
d n pcd 1 " 97'9 " -109 di D H 
EE i e mr 127-9) —Á | 3-2) 01 7] —s161.8| —270.2 
A ES O JH XM ees G e 7| 9088.9] 2612 
5| 62 68| T 16 56.7 188| 90 | 5.10202 
26: 8| L183 46,7 4| 266.3 , 1 É 1973.0| 246.7 
29.0 48 20.11 59 371 15 50.4 79.0 12.7 ER 2.4 952.8 1825.6) —228.1 
29.5| 18 43.0| ^ . ^| —14 31.4 + +.7.4) .' 7 || 41.4] — 872.8 t A 
FUNCTIONS FOR INTERPOLATION TO Turrps BY (19). 
Date. PE d 30. 8.30 gat sm | "8.0 d 
As 75 " su ur n " Em D 
pr. 27. 
28.0 Ze | 295 | 428584 | LB. |: 10060 7 57.8 | —1184 
28.5 67.5 13 56.7 —10 53.9 1.4 1018.1 — 3 38.0 113.2 
29.0 480.0 —99 49.0 —43 45.7 | Fon — 951.3 —14 35.2 —105.8 
29.5 : x a 
FUNCTIONS FOR INTERPOLATION TO FIFTHS BY Vh t (97), AND etie 
Date. P— Ae 58 zs 4 : Jar 125 9? 
A 91.5 it H H D D 
We 424.9 +20 53,23. Gasen EE 424.9 
si 48.1 La 8.08 : rer 48.1 
29.0 67.0 —13 49.38 " 95 CG 4 67.0 
29.5, ee rel qe 10, — 872.0; 79.6 
Aste INTERPOLATION TO Harvzs BY. (25). : Fon INTERPOLATION To EVERY qe (26). 
Date. de AR P a 8.9 9? 4—§ 8. 0°. 
+s eg 9: MADE i Ty, a 
Apr. 27 12 ho a à EM cas | 
Sai Li 24 gros viet! aur : 
98 0 8 12.0 966.4 +3.8 | ` 14 2 44.0 | —537.2 | +5 28.0 —59.6 
98 6 En 3. 45.6 261.9 5.2 "Eg -l 15.1 528.2 | +2 30.5 58.7 
— 0 35.6 : 6.8 : —0 12.0 516.1 | —0 23.6 57.4 
28 12 450.0" 254.4 7.7 0.9 . : o a 
28 18 246.7 i 197] ' :1 36.8 501.5 3 13.2 55.8 
29. 0 8 567. 237.8 8.9 08. l-^ 2 59.0 | 4849 5 57.7 53.9 
29 6 | 12945| 5551 | 394 40.4 | —4183 |—4661 | —8 862 | —51.8 
29 12 719 e. « ad cse gd 
