| 1 Inch | = | .0833 foot = 2.54 centimeters |
| 1 Foot | = | 12 in. = 30.48 centimeters =
.3048 meters |
| 1 Yard | = | 3 feet = 91.44 centimeters
= 36 in. = .9144 meters |
| 1 Rod | = | 16.5 feet = 5.5 yards = 5.0292
meters = 25 links |
| 1 Link | = | 7.92 in. .66 foot = .04 rod |
| 1 Chain | = | 66 feet = 4 rods = 22
yards = 100 links |
| 1 Station | = | 6.06 rods = 33.3 yards = 100 feet |
| 1 Furlong | = | 40 rods = 220 yards = 10
chains = .125 mile |
| 1 Mile | = | 5,280 feet = 1,760 yards = 8
furlongs = 1.6 kilometers |
| 1 Hand | = | 4 in. = .333 foot =
10.16 centimeters |
| 1 Span | = | 9in. = .75 foot = 22.86 centimeters |
| 1 Fathom | = | 6 feet = 2 yards = 1.83 meters |
| 1 Vara | = | 33 in. (CA) = 33.33 in. (TX)
= 32.9931 in. (Mexico) |
| 1 League | = | 3 miles = 4.8 kilometers |
| 1 Cable Length | = | 120 fathoms = 720 feet = 240 yards |
| 1 Nautical Mile | = | 6,080.2 feet = 2026.73
yards = 1.15 statute mile |
| 1 Millimeter | = | .001 meter = .03937 in. = .3937 in.
= .0328 foot = .01 meter |
| 1 Centimeter | = | 10 millimeters |
| 1 Meter | = | 100 centimeters = 3.28084
feet = 39.37 inches
= 1.0936 yard |
| 1 Kilometer | = | 1,000 meters = .62137 statute mile
= 3,280.84 feet |
| 1 Pint | = | 4 gills |
| 1 Gallon | = | 4 quarts |
| 1 Quart | = | 2 pints |
| 1 Barrel | = | 31.5 gallons |
| 1 Gram | = | .03527 ounce = 15,432 grains |
| 1 Kilogram | = | 2.2046 pounds = 32.1507 troy oz. |
| 1 Metric Ton | = | 2,204 pounds = 1,000 kilograms = 1.102
short tons = 32,150.7 troy oz. |
| 1 Ounce | = | 28.35 grams = 437.5 grains |
| 1 Pound | = | .4536 kilograms |
| 1 Short Ton | = | 2,000 pounds = 907 kilograms
= .90744 metric ton |
| 1 Grain | = | .06479891 gram |
| 1 Gram | = | .03527 oz. (av.) = 15,432 grains = .03215 troy oz. |
| 1 Square Inch | = | 6.4516 square centimeters = .00695 square foot |
| 1 Square Foot | = | 144 square inches = 929 square centimeters |
| 1 Square Yard | = | 9 square feet = .8361 square meter |
| 1 Square Rod | = | 30.25 square yards = 272.25 square feet |
| 1 Acre | = | 43,560 square feet = 4,840 square yards = 10 square chains |
| 1 Acre | = | .4046 hectare = 160 square rods = 5,646.5 square
varas (TX) |
| 1 Hectare | = | 2.47 acres = 10,000 square meters = 107,639 square feet |
| 1 Square Mile | = | 640 acres = 1 section = 2.5899 square kilometers |
| 1 Township | = | 36 square miles = 23,040 acres |
| 1 Square Vara | = | 7.71 square feet = .8566 square yard |
| 1 Rood | = | 40 square rods = 1,210 square yards = 10,890 square feet |
| 1 Square Centimeter | = | .155 square in. |
| 1 Square Meter | = | 1.196 square yards = 10.7639 square feet |
| 1 Square Kilometer | = | 247.104 acres = .3861 square mile |
| 1 Lode Claim (std) | = | 20.661 acres = 600 x 1,500 feet (900,000 sq. ft.) |
| 1 Placer Claim (std) | = | 20 acres = 871,200 square feet (96,800 sq. yd.) |
| Fahrenheit to Centigrade | = | (212 - 32)/1.8 = 100 |
| Centigrade to Fahrenheit | = | (100 x 1.8) + 32 = 212 |
| 1 Troy Ounce | = | 480 grains = 20 pennyweight
= 31.1035 grams |
| 1 Troy Pound | = | 12 troy ounces = 5,760 grains
= .823 pounds avoir. |
| 1 Pennyweight | = | 24 grains = 1.555 grams |
| 1 Gallon | = | 231 cubic inches = .1337 cubic feet = 8.33 pounds |
| 1 Cubic Foot | = | 7.48 gallons = 1,728 cubic inches = 62.4 pounds |
| 1 Million Gallons | = | 3.0689 acre feet |
| 1 Acre Foot | = | 43,560 cubic feet = 325,850 gallons = 12 acre inches (amount of water covering one acre one foot deep) |
| 1 Gallon Per Minute | = | .00223 cu. ft./sec. = 1,440 gallons per day |
| 1 Cubic Foot Per Second | = | 7.48 gallons per second = 448.8 gallons per minute = 646,272 gallons per day = .992 acre inch per hour = 1.983 acre feet per day |
| 1 Miner's Inch | = | 11.25 gals. per minute at 1/40 second-foot = 9.0 gals. per minute at 1/50 second-foot |
| Miner's Inch-Day | = | 16,200 gallons at 1/40 second-foot = 12,960 gallons at 1/50
seconds-foot |
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