| 1 Foot (12 inches) | 30.48 cm. | |
| 1 Square foot (144 □ inches) | 929.014 qcm. | |
| 1 Inch (10 lines, vroeger 12 lines) | 2.54 cm. | |
| 1 Square inch | 6.451 qcm. | |
| 1 Land yard (in Hertford) = 3 feet | 91.44 cm. | |
| 1 Yard (als winkelmaat) = 4 quarters | 91.44 cm. | |
| 1 Square yard | 0.836 qm. | |
| 1 English ell = 5 quarters | 114.30 cm. | |
| 1 Fathom = 6 feet | 182.88 cm. | |
| 1 Statute mile of British mile (algemeen “Engelsche mijl” genoemd) = 5280 feet | 1609.330 m. | |
| 1 English mile = 5000 feet | 1523.986 m. | |
| 1 Nautical mile of Geographical mile = 1/60 Equatorgraad (1/60 van 111.2979 kilom.) | 1854.965 m. | |
| 1 League = 3 Miles | 3 British miles | 4827.989 m. |
| 3 London miles | 4571.959 m. | |
| 3 Nautical miles | 5564.895 m. | |
| 1 Mile of land of Square Statute Mile = 640 acres | 258.994 ha. 2.58994 qkm. |
|
| 1 Square Geographical Mile = | 3.44090 qkm. | |
| 1 Acre (of land) = 4 roods | 40.468 aren. | |
| 1 Admiralty knot = 6080 feet | 1853.167 m. per uur. | |
| 1 Pound (Avoirdupois—Handelsgewicht) = 16 ounces | 453.593 g. | |
| 1 Ounce | 28.350 g. | |
| 1 Ton = 2240 pounds | 1016.048 kg. | |
| 1 Imperial gallon | 4.544 lit. | |