A.U. of Length
Angstroms
Astronomical units
Bicron
Bolt (cloth)
Cables (US, Survey)
Caliber
Centimetres
Chain (Engineer)
Chain (Gunter)
Chain (Ramden)
Chain (US, Survey)
Cubits (England)
Decimeter
Dekameter
Digit
Fathoms (US, Survey)
Feet (International)
Feet (US, Survey)
Fermi
Furlongs (US, Survey)
Gigameter
Hands (Horses)
Hectometer
Inches (International)
Kilometres
Light years
Metres
Microns
Miles (Int, US Nautical)
Miles (International)
Miles (UK Nautical)
Miles (US Statute)
Miles (US Survey)
Millimeters
Millimicron
Myriameter
Nail (cloth)
Out
Pace (Geometrical)
Pace (US, Survey)
Palm
Parsec
Perch (US Survey)
Points (Printing)
Pole (US Survey)
Range (US Survey)
Rods
Rope
Spans
Spat
Stigma
Tenthmeter
Thou
Township
Yards (International)
Yards (UK)