12 
Temperature. 
100 FEET, 
Diff. 
for 
100 ft. 
ON THE REDUCTION OF THE 
200 FEET. 
TABLE A.—Continued. 
300 Freer, 
for 
100 ft.} 4 * |100ft. 
400 Freer. 
Zt 
3855 
.3838 
.3820 
3804 
.3786 
.3770 
3753 
3|.3738 
3722 
-3706 
.3689 
-3673 
.3658 
3642 
-3627 
.3611 
.8596 
.3981 
.3566 
-3002 
80387 
|. 3523 
.3008 
3494 
-3480 
.3466 
3452 
-3438 
3424 
3411 
3397 
3384 
3371 
-3358 
3344 
3002 
3869] 1.1564).3885 
8852] 1.1513).3867 
3836 | 1. 1462).3849 
.3818] 1.1411|.3832 
.3801 | 1.1360).3816 
3785] 1.1311|.3798 
3768] 1.1261|.3782 
.38751]1.1212|.3765 
3734] 1.1163).3749 
.3718} 1.1115}.3733 
3703] 1.1068|.3716 
. 3687 | 1.1020).3700 
3671] 1.0973).3685 
. 3656 | 1.0927|.3668 
3640} 1.0881|.3653 
. 3625 | 1.0835|.3637 
. 3609 | 1.0789} .3623 
.3594| 1.0744|.3607 
3980} 1.0700).3592 
.3964| 1.0655).3577 
. 3090} 1.0612),3562 
-3939] 1.0568), 3547 
8021 | 1.0525).3533 
.3506 | 1.0482).3518 
-3492|1.0440).3504 
.3477 | 1.0397|.3490 
3464] 1.0356).3475 
3450] 1.0314).3462 
. 3436 | 1.0273|.3448 
3422} 1.0232).3434 
.3409 | 1.0192|.3420 
3395 | 1.0151).3407 
-3382 | 1.0112).3393 
.3368 | 1.0072).3380} 1 
.3356 | 1.0033).3366 
.3342 | 0.9994). 3353 
Diff. 
for 
100 ft. 
3899 
-3882 
.3864] 1.9175 
3847 
3830 
.3813 
.3796 
.3780 
3763 
3746 
.3730 
3714 
.3698 
5|.3682 
-3666 
3651 
|.38635 
.3620 
2).3604 
.3090 
3074 
-3560 
-3545 
3531 
.3516 
3502 
3488 
1.3473 
|.3459 
3446 
3432 
.3418 
3404 
3391 
.3378 
.3365 
500 Freer. 
Zt 
1.9348 
1.9262 
1.9090 
1.9006 
1.8922 
1.8839 
1.8757 
1.8675 
1.8594 
1.8514 
1.8434 
1.8356 
1.8277 
1.8200 
1.8123 
1.8047 
1.7971 
1.7896 
1.7822 
1.7748 
1.7675 
1.7603 
1.7531 
1.7460 
1.7389 
1.7319 
1.7249 
1.7180 
1.7112 
1.7044 
1.6976 
1.6909 
1.6843 
1.6777 
1.6712 
Diff. 
for 
100 ft. 
Temperature, 
-3915] 30 
.3896] 32 
.38879] 34 
-3862] 36 
.3844} 38 
.3827] 40 
.3810] 42 
.3793] 44 
.3777] 46 
.3760] 48 
.3744] 50 
.3728] 52 
-o/11] 54 
-3696] 56 
.3679] 58 
.3664] 60 
.3648] 62 
3633] 64 
.3618] 66 
.3602] 68 
.3088] 70 
.3573] 72 
.3007| 74 
.3043] 76 
.3529] 78 
.3014] 80 
.3499| 82 
.3486] 84 
3471] 86 
.3407] 88 
.3443] 90 
.3430] 92 
.3416] 94 
.3403] 96 
.3389] 98 
.3376] 100 
