After reading the Jefferson pendulum alternative measurment system I
began wondering what the modern "English" system would look like if
Jefferson revised his proposal and included a third alterntive whereby
he rounded the inch to exactly 25 mm and used this as a basis unit for
mass and volume.

I attached an html table to show what I came up with.

Note that I used the Imperial definitions for volume rather than
American. The American volume alternative (120 fluid ounce / gallon)
gave nasty looking metric equivalents. The only exception is the use of
the American petrol barrel of approx. 159 L.

Also note that I used fractions to represent exact amounts and decimal
places to give approximate values.

This is merely an excersice in alternative history, however note how
simple it would have been to learn the conversion factors from Imperial
to "New English" and from "New English" to metric. I included new
"symbols" for the old unit names. If I were in Jefferson's position I
would have encouarged the use of these symbols in all written references
in order to avoid confusion.

greg


greg


--
=======================================================
Gregory Peterson & Tammy Booth Peterson

location: Saskatoon, Saskatchewan, Canada.
co-ordinates: 52°05'54" N, 106°36'00" W
URL: http://www3.sk.sympatico.ca/gregtami/metric.html


"Looking? Found someone, you have, I would say, hmmm?"
-- Yoda, Jedi Master

Title: C:\Greg's Docs\metric\new english.html
new EnglishsymbolequalsmetricImperial
MASS
1 mil or thouth1/1000 ih25 µm0.9842519 mil.
1 millimetremm--1 mm--
1 pointpo1/12 ih2-1/12 mm0.9842519 pt.
1 inchih--25 mm0.9842519 in.
1 handha4 ih1 dm0.9842519 hd.
1 footfo3 ha3 dm0.9842519 ft.
1 yardya3 fo9 dm0.9842519 yd.
1 fathomfa6 fo18 dm0.9842519 fath.
1 rodro5-1/2 ya49-1/2 dm0.9842519 rd.
1 chaincn4 ro198 dm0.9842519 ch.
1 furlongfg10 cn198 m0.9842519 fur.
1 mileme8 fg1584 m0.9842519 mi.
1 naut. milena-me1.1691[91]... me1852 m--
1 leaguele3 me4752 m0.9842519 lg.
VOLUMEUS alternativemetricUSC
1 millilitreml--1000 µl----1000 µl
1 dramda1/16 fl1953-1/8 µl1.0998 fl.dr.1/16 fl1953-1/8 µl1.05669 fl.dr.
1 tablespoontb1/2 fl15'625 µl1.0998 Tbsp.1/ 2 fl15'625 µl1.05669 Tbsp.
1 fluidfl2 ih³31-1/4 ml1.0998 fl.oz.2 ih³31-1/4 ml1.05669 fl.oz.
1 cupcu8 fl250 ml1.0998 cup8 fl250 ml1.05669 cup
1 pintpn20 fl625 ml1.0998 pt.15 fl468-3/4 ml1.05669 pt.
1 quartqu2 pn (40 fl)1250 ml1.0998 qt.2 pn (30 fl)937-1/2 ml1.05669 qt.
1 gallonga4 qu (160 fl)5 L1.0998 gal.4 qu (120 fl)3-3/4 L1.05669 gal.
1 bushellbs8 ga (1280 fl)40 L1.0998 bu.8 ga (960 fl)30 L1.05669 bu.
1 barrellbr35 ga (5600 fl)175 L1.10071 US bbl.42 ga (5040 fl)157-1/2 L0.99065 bbl.
MASS
1 gramg--1 g--
1 ounceoumass of 1 fl dist. water31-1/4 g1.102311 oz.
1 poundpd16 ou500 g1.102311 lb.
1 hundredweighthpd100 pd50 kg1.102311 cwt.
1 tont20 hpd1000 kg1.102311 ton

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