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Click to Select: meter [m], exameter [Em], petameter [Pm], terameter [Tm], gigameter [Gm], megameter [Mm], kilometer [km], hectometer [hm], dekameter [dam], decimeter [dm], centimeter [cm], millimeter [mm], micrometer [um], micron [u], nanometer [nm], picometer [pm], femtometer [fm], attometer [am], parsec [pc], light year [ly], astronomical unit [AU], nautical league (international), nautial mile (international), inch [in], ell, yard [yd], foot [ft], league [lea], mile [mi], mil, microinch, nautical league (UK) [n.league (UK)], nautical mile (UK), mile (Roman), furlong [fur], chain [ch], rope, rod [rd], perch, pole, fathom [fath], link [li], cubit (UK), hand, span (cloth), finger (cloth), nail (cloth), reed, ken, caliber [cl], centiinch [cin], pica, point, twip, barleycorn, inch (US Survey), league (statute) [lea (US)], mile (statute) [mi (US)], foot (US Survey) [ft (US)], link (US Survey) [li (US)], aln, famn, angstrom [A], a.u. of length [a.u], x-unit [X], fermi [F], arpent, Roman actus, vara de tarea, vara conuguera, vara castellana, long reed, long cubit, Planck length, Electron radius (classical), Bohr radius [b], Earth equatorial radius, Earth polar radius, Earth distance from sun, Sun radius
