A View from the Back of the Envelope top

Mass
kg (kilogram)
Scale of some things
Landmarks
[ Scale | Landmarks | Other ]

Rough Draft

kilogram - 2.2 pounds (lb) (±<1%)
0.45359 kg±<<1%lb avoirdupois [Vade p9]
2.205 lb±<<1%
2.2 lb±<1%(-0.2%)
2 lb-9%, ±<1%

A View from the Back of the Envelope
Comments encouraged. - Mitchell N Charity <mcharity@lcs.mit.edu>