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Useful Information for the Conchologist
| 1 inch (English) | = 12 lines | |
| 1 pouce (French) | ||
| 1 pollex (Latin) | ||
| 1 Zoll (German) | ||
| 1 Ligne (French) =2.25 mm. | ||
| 1 line (English) = 2.11 mm. | ||
| 1 linie (German) =2.18 mm. | ||
| 3′ 4″ 6‴ means 3 ft., 4 inches, 6 lines | ||
| 1 inch = 25.37 mm. | ||
| 1 fathom = 6 feet | ||
| 1 meter = 39.37 inches | ||
| 1 nautical mile = 6,080 feet | ||
| 1 statute mile = 5,280 feet | ||
| 1 degree latitude = 60 nautical miles or about 69 statute miles | ||
Temperature conversion (Fahrenheit-Centigrade) F = 95 C+ 32. C = 59 ( F - 32)
♂ = male
♀ = female
⚥ = hermaphrodite
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