308 
GEOGRAPHTC TABLES AND FORMULAS. 
[BULL. 2M. 
Table 30. — For iiiferconversion of miles and logarithms of meters — Continued. 
Miles. 
Log. meters. 
Diff.log. 
.01 mile. 
Miles. 
Log. meters. 
Diff. log. 
.01 mile. 
Miles. 
Log. meters. 
Diff. log. 
.01 mile. 
94.00 
■ 5. 17978 
5 
96. 00 
5. 18892 
5 
98.00 
5. 19788 
4 
.05 
5. 18001 
.05 
5. 18915 
.05 
5. 19810 
.10 
5. 18024 
.10 
5. 18937 
.10 
5. 19832 
.15 
5. 18047 
.15 
5. 18960 
.15 
5. 19854 
.20 
5.18170 
.20 
5. 18983 
.20 
5. 19876 
.25 
5. 18193 
.25 
5. 19005 
.25 
5. 19898 
.30 
5. 18116 
.30 
5. 19028 
.30 
5. 19920 
. 35 
5. 18139 
.35 
5. 19050 
. 35 
5. 19942 
.40 
5. 18162 
.40 
5. 19073 
• 
.40 
5. 19965 
.45 
5. 18185 
.45 
5. 19095 
.45 
5. 19987 
.50 
5. 18208 
.50 
5. 19118 
.50 
5. 20009 
. 55 
5. 18231 
.55 
5. 19140 
.55 
5. 20031 
.00 
5.18254 
.60 
5. 19163 
. ()0 
5. 20053 
.05 
5. 18277 
.65 
- 5.19185 
.65 
5. 20075 
.70 
5. 18300 
.70 
5. 19208 
.70 
5. 20097 
. 75 
5. 18323 
.75 
5. 19230 
. 75 
5. 20119 
.80 
5. 18346 
.80 
5. 19253* 
.80 
5. 20141 
.85 
5.18369 
.85 
5. 19275 
.85 
5. 20163 
.90 
5. 18392 
.90 
5. 19297 
.90 
5. 20185 
.95 
5. 18415 
.95 
5. 19320 
.95 
5. 20207 
95.00 
5. 18437 
97.00 
5. 19342 
4 
99. 00 
5. 20229 
.05 
5. 18460 
.05 
5. 19365 
.05 
5. 20250 
.10 
5. 18483 
.10 
5.19387 
.10 
5. 20272 
.15 
5. 18506 
.15 
5. 19409 
.15 
5. 20294 
.20 
5. 18529 
.20 
5. 19432 
.20 
5. 20316 
.25 
5. 18551 
.25 
5. 19454 
.25 
5. 20338 
.30 
5.18574 
.30 
5. 19476 
. 30 
5. 20360 
.35 
5. 18597 
.35 
5. 19499 
.35 
5. 20382 
.40 
5. 18620 
.40 
5.19521 
.40 
5. 20404 
.45 
5. 18643 
.45 
5. 19543 
.45 
5. 20425 
. 50 
5. 18665 
.50 
5.19565 
.50 
5. 20447 
. 55 
5. 18688 
.55 
5. 19588 
.55 
5. 20469 
.60 
5. 18711 
.60 
5. 19610 
.60 
5. 20491 
.65 
5. 18733 
.65 
5. 19632 
.65 
5. 20513 
.70 
5. 18756 
.70 
5. 19655 
.70 
5. 20535 
.75 
5. 18779 
.75 
5. 19677 
.75 
5. 20556 
.SO 
5. 18802 
.80 
5. 19699 
.80 
5. 20578 
.85 
5. 18824 
.85 
5. 19721 
.85 
5. 20600 
.90 
5. 18847 
.90 
5. 19743 
.90 
5. 20621 
.95 
5. 18869 
1 
.95 
5. 19765 
.95 
5. 20643 
CONVEKIE^T EC^ITIVALEIS^TS. 
1 acre =209 feet square, nearly. 
1 acre = 43,560 square feet = 4,840 S(iuare yards. 
1 statute mile = 1,7()0 yards = 5,280 feet = (53, 360 inches. 
1 cnl)ic foot = 7.48 gallons = 0.804 bushel. 
1 cubic foot of water weighs 62.4 pounds. 
1 wine gallon = 8.34 pounds water. 
1 wine gallon = 231 cubic inches. 
1 avoirdupois pound = 7,000 grains. 
1 troy pound = 5,760 grains. 
