54

C- Iα

Table No. 1.—Results of Measurements, Kaingaroa Plains Base, Auckland— continued.

Name of Line. j_j g ..rH O CD o__; O cb 6 ii & g 6 1 a _ H _J xz ta Date. _ an « a _ ■ •I a ■$ _,_> _<n at u MPh ■0 tn c_ <D a * Weather. Individual _ Sections: £ Measurements 2? at » Sea-level. t> Probable Weighted _.p<,i_, lfl i„ Error Means. Kesiauais. of Means. Remarks. >b— IX 1 3 3 4 02 03 02 03 B B A A 1913. April 14 S.W. S.W. N.E. N.E. 50-61 50-59 56-66 58-66 Fine Links. 2086-3342 2086-3313 2086-3017 2086-3067 1 1 1 1 Links. 2086-3342 2086-3313 2086-3017 2086-3067 Links. -•0157 -•0128 + •0168 + ■0118 Links. 1 April 16 Fine, calm . .1 J Broken and steep. Steepest grade, 35° 49' 38". 4 12739 • I 1 2086-3185 j ± 00562 1 in 820,488. I 7966-9420 ± -00971 mi— ix •• •• ■• X— to 1 2 3 4 02 03 02 03 B B A A 1913. Apiril 2, 3 S.W. S.W. N.E. N.E. 1 1 1 1 Broken and fairly steep. Steepest grade, 10° 06' 24". 9n April 2 59-68 60-67 67-72 66-70 1 April 2nd, fine ; April 3rd, fair, J with S.W. wind Fine, calm .. f 3292-2308 1 3292-2249 3292-2265 3292-2193 3292-2308 3292-2249 3292-2265 3292-2193 -■0054 + •0005 -0011 + •0061 1 J i i 4 9015 April 3, 10 .. 1 April 3, fair, with S.W. wind ; J 10th, fine, with light S.E.wind April 1, fine, calm ( 3129-4924 t 3129-4902 3129-4957 3129-4975 3292-2254 ± -00160 Mostly broken, with some steej ground. Steepest grade, 23 c 16' 57". —XL VI 96 1 2 3 4 02 03 02 03 B B A A April 1 S.W. S.W. N.E. N.E. 58-65 58-66 60-70 60-70 1 3129-4924 3129-4902 3129-4957 3129-4975 + ■0015 + ■0037 —0018 -•0036 1 p - J 1 4 19758 3129-4939 ±00110 1 in 3,310,164. -• X— XL VI (34) 9 6421-7193 ±•00194 •• •• •• ■■ . _J 91198-8298 ± -0146736 1 in 6,216,689. Note. —Section 8 is the most difficult of all the sections in the five bases so far measured, but taking the four measurements of the whole section the probable error of the mean is onlv + in 3,278,579.