Common Linear Measure (Years of 732 & 1154)
1 mil   = 1/1000"  
1 douzieme ('''') (dou.) = 1/12''' (1 hairbreadth) (1'''' - watch trade only)
1 ligne (''') (lig.) = 4 irons (1 mustardseed) (1 iron - shoe sole thickness only)
1''' = 4 irons (1 iron x 1 sq.' = 3'''' x 1 sq.' = 3 cu." = 1/12# leather)
1''' = 6 point-type (1 pt.typ. - print trade only)
1''' = 12'''' (3 x 3) + (4 x 4) = 5 x 5
1''' = 12'''' (3 + 4 + 5 = 12) (right angle 3 x 4 x 5 triangle)
1 inch (") (in.) = 3 barleycorns (size 1 child's shoe = 12 bcn.)
1" = 3 bcn. (4 wheatcorns)
1" = 12''' (3 x 3) + (4 x 4) = 5 x 5
1" = 12''' (3 + 4 + 5 = 12) (right angle 3 x 4 x 5 triangle)
1" = 40 lines (1 L - button trade only)
1" = 64 leather-ounces (Yr.1548) (1 lr.oz. = leather thickness only)
1" = 64 lr.oz. (1 av.oz. leather = 1/64" x 1 sq.' = 2 1/4 cu." = 1/16#)
1" = 144'''' (1" = 12 x 12'''')
1" = 1000 mil (1" = 10 x 10 x 10 mil)
1 foot (') (ft.) = 3 hands (1 hd. - horse trade only)
1' = 12" (3 x 3) + (4 x 4) = 5 x 5
1' = 12" (3 + 4 + 5 = 12) (right angle 3 x 4 x 5 triangle)
1' = 16 digits (1 dt. - cloth trade only)
1' = 16 dt. (1 dt. = 3 wheatcorns)
1' = 36 bcn. (size 12 adult's shoe = 12")
1' = 144''' (1' = 12 x 12''')
1' = 480 L  
1' = 1728'''' (1' = 12 x 12 x 12'''')
1' = 12,000 mil  
1' = 0.30480060 Napoleon Emperor's Republic of Europe metre (Year of 1804)
1 yard (yd.) = 2 statute cubits   (1 stt. cubit = 24 dt.)
1 yd. = 3' (1 verge / virge / virgule = 3')
1 yd. = 4 spans (1 span = 12 dt.)
1 yd. = 9 hd.  
1 yd. = 16 nail-lengths (1 yd. = 4 x 4 nlth. = 16 x 3 dt.)
1 yd. = 36" (1 yd. = 6 x 6")
1 yd. = 48 dt.  
1 yd. = 432'''  
1 yd. = 1440 L (1 sidereal day = 1440' of time)
1 yd. = 5184'''' (1 circle = 5,184,000 qn. of arc)
1 yd. = 36,000 mil  
1 statute mile = 60 right angle 3 x 4 x 5 triangles, 4 unit (the 88 ft.) sides laid end to end
60 stt.ml. per hr. = 88 ft. per sec.
1 stt.ml. = 5280 ft. (80 x 66' = 5280') (60 x 88' = 5280') (48 x 110' = 5280')
22' = 1 stt.ch. right angle triangle (16.5' x 22' x 27.5') perpendicular
5280' = 240 stt.ch. right angle triangle (16.5' x 22' x 27.5') perpendiculars
43,560 sq.' = 240 stt.ch. right angle triangle (16.5' x 22' x 27.5') areas
43,560 sq.' = 1 stt. acre
10,890 sq.' = 60 stt.ch. right angle triangle (16.5' x 22' x 27.5') areas
10,890 sq.' = 1 stt. rood
1 stt.ml. = 8 stt. furlongs (8 stt. bow/fusilshots / stadiums)
1 stt.ml. = 80 stt. chains  
1 stt.ml. = 320 stt. poles (320 stt. rods / falls / lugs / pikes)
1 stt.ml. = 880 fathoms  
1 stt.ml. = 1408 ells (1 ell = 3 x 4 x 5 dt. = 60 dt.)
1 stt.ml. = 1760 yd.  
1 stt.ml. = 3520 stt. cubits  
1 stt.ml. = 5280 ft. (33/38 ntl.ml.) (1 stt. league = 5280 yd.)
1 Earth Equator / meridian = 24,872 8/11 stt.ml. (not 25,200 stt.ml.)
1 statute league = 5280 yd. (3 x 5280')
1 statute ken = 5280 fth. (1 stt. spindle) (6 x 5280')
1 french mile = 60 right angle 3 x 4 x 5 triangles, 4 unit (the 96 ft.) sides laid end to end
60 french ml. per hr. = 96 ft. per sec.
1 french ml. = 5760 ft. (80 x 72' = 5760') (60 x 96' = 5760') (48 x 120' = 5760')
24' = 1 french ch. right angle triangle (18' x 24' x 30') perpendicular
5760' = 240 french ch. right angle triangle (18' x 24' x 30') perpendiculars
51,840 sq.' = 240 french ch. right angle triangle (18' x 24' x 30') areas
51,840 sq.' = 1 french acre
12,960 sq.' = 60 french ch. right angle triangle (18' x 24' x 30') areas
12,960 sq.' = 1 french rood
1 french ml. = 8 french fu. (8 fr. bow/fusilshots / stadiums)
1 french ml. = 80 french ch.  
1 french ml. = 320 french po. (320 fr. rods / falls / lugs / pikes)
1 french ml. = 960 fth.  
1 french ml. = 1536 ells (1 ell = 3 x 4 x 5 dt. = 60 dt.)
1 french ml. = 1920 yd.  
1 french ml. = 3840 stt. cubits  
1 french ml. = 5760 ft. (72/76 ntl.ml.) (1 french league = 5760 yd.)
1 Earth Equator / meridian = 22,800 french ml.  
1 french league = 5760 yd. (3 x 5760')
1 french ken = 5760 fth. (1 fr. spindle) (6 x 5760')
1 scots (ulstan) mile = 60 right angle 3 x 4 x 5 triangles, 4 unit (the 100 ft.) sides laid end to end
60 scots ml. per hr. = 100 ft. per sec.
1 scots ml. = 6000 ft. (80 x 75' = 6000') (60 x 100' = 6000') (48 x 125' = 6000')
25' = 1 scots ch. right angle triangle (18.75' x 25' x 31.25') perpendicular
6000' = 240 scots ch. right angle triangle (18.75' x 25' x 31.25') perpendiculars
56,250 sq.' = 240 scots ch. right angle triangle (18.75' x 25' x 31.25') areas
56,250 sq.' = 1 scots acre
14,062 1/2 sq.' = 60 scots ch. right angle triangle (18.75' x 25' x 31.25') areas
14,062 1/2 sq.' = 1 scots rood
1 scots ml. = 8 scots fu. (8 scots bow/fusilshots / stadiums)
1 scots ml. = 80 scots ch.  
1 scots ml. = 320 scots po. (320 scot rods / falls / lugs / pikes)
1 scots ml. = 1000 fth.  
1 scots ml. = 1600 ells (1 ell = 3 x 4 x 5 dt. = 60 dt.)
1 scots ml. = 2000 yd.  
1 scots ml. = 4000 stt. cubits  
1 scots ml. = 6000 ft. (75/76 ntl.ml.) (1 scots league = 6000 yd.)
1 data mile = 6000 ft.   (1 data ml. - radar only, Feb.26 1935)
1 Earth Equator / meridian = 21,888 scots ml. (not 21,600 scots ml.)
1 scots league = 6000 yd. (3 x 6000')
1 scots (ulstan) ken = 6000 fth. (1 scots spindle) (6 x 6000')
1 irish (erse) mile = 60 right angle 3 x 4 x 5 triangles, 4 unit (the 112 ft.) sides laid end to end
60 irish ml. per hr. = 112 ft. per sec.
1 irish ml. = 6720 ft. (80 x 84' = 6720') (60 x 112' = 6720') (48 x 140' = 6720')
28' = 1 irish ch. right angle triangle (21' x 28' x 35') perpendicular
6720' = 240 irish ch. right angle triangle (21' x 28' x 35') perpendiculars
70,560 sq.' = 240 irish ch. right angle triangle (21' x 28' x 35') areas
70,560 sq.' = 1 irish acre
17,640 sq.' = 60 irish ch. right angle triangle (21' x 28' x 35') areas
17,640 sq.' = 1 irish rood
1 irish ml. = 8 irish fu. (8 irish bow/fusilshots / stadiums)
1 irish ml. = 80 irish ch.  
1 irish ml. = 320 irish po. (320 irish rods / falls / lugs / pikes)
1 irish ml. = 1120 fth.  
1 irish ml. = 1792 ells (1 ell = 3 x 4 x 5 dt. = 60 dt.)
1 irish ml. = 2240 yd.  
1 irish ml. = 4480 stt. cubits  
1 irish ml. = 6720 ft. (21/19 ntl.ml.) (1 irish (erse) league = 6720 yd.)
1 Earth Equator / meridian = 19,542 6/7 irish ml. (not 19,200 irish ml.)
1 irish (erse) league = 6720 yd. (3 x 6720')
1 irish ken = 6720 fth. (1 irish spindle) (6 x 6720')
1 dutch mile = 60 right angle 3 x 4 x 5 triangles, 4 unit (the 128 ft.) sides laid end to end
60 dutch ml. per hr. = 128 ft. per sec.
1 dutch ml. = 7680 ft. (80 x 96' = 7680') (60 x 128' = 7680') (48 x 160' = 7680')
32' = 1 dutch ch. right angle triangle (24' x 32' x 40') perpendicular
7680' = 240 dutch ch. right angle triangle (24' x 32' x 40') perpendiculars
92,160 sq.' = 240 dutch ch. right angle triangle (24' x 32' x 40') areas
92,160 sq.' = 1 dutch acre
23,040 sq.' = 60 dutch ch. right angle triangle (24' x 32' x 40') areas
23,040 sq.' = 1 dutch rood
1 dutch ml. = 8 dutch fu. (8 dut. bow/fusilshots / stadiums)
1 dutch ml. = 80 dutch ch.  
1 dutch ml. = 320 dutch po. (320 dut. rods / falls / lugs / pikes)
1 dutch ml. = 1280 fth.  
1 dutch ml. = 2048 ells (1 ell = 3 x 4 x 5 dt. = 60 dt.)
1 dutch ml. = 2560 yd.  
1 dutch ml. = 5120 stt. cubits  
1 dutch ml. = 7680 ft. (96/76 ntl.ml.) (1 dutch league = 7680 yd.)
1 Earth Equator / meridian = 17,100 dutch ml. (not 18,000 dutch ml.)
1 dutch league = 7680 yd. (3 x 7680')
1 dutch ken = 7680 fth. (1 dut. spindle) (6 x 7680')
1 roman (militia) mile = 8 rom.fu. (5x5x5x5' = 625') (8 rom. bow/fusilshots / stadiums)
1 rom.ml. = 100 scorepaces   (1 scorepace = 20 rom. paces)
1 rom.ml. = 2000 rom. paces (1000 militiamen marching single file = 2000 x 30 in.)
1 rom.ml. = 4000 hautpas    
1 rom.ml. = 5000 ft.   (1.216 x 5000' = 6080' = 1 naut.ml.)
1 Earth Equator / meridian = 26,265 3/5 rom.ml. (not 26,880 rom.ml.)
1 roman league = 5000 yd. (3 x 5000')
1 roman (militia) ken = 5000 fth. (1 rom. spindle) (6 x 5000')
1 hautpas / haltpace = 15 in. (1.216 x 15 in. = 18.24 in. = 1 egyptian (coptic) cubit)
1 rom. (militia) pace = 30 in. (30 in. wide pacestick (A) - militia sergeant of foot only)
1 gunter pace = 31.68 in. (4 gunter links = 4 x 7.92 in. = 31.68 in.)
1 stt.ch. (22 yd.) = 66 ft. (11 fth.) (right angle triangle = 66' + 88' + 110')
1 stt.po. (66'/4) = 16 1/2 ft. (1/320 stt.ml.) (r/angle triangle = 16.5' + 22' + 27.5')
1 french ch. (24 yd.) = 72 ft. (12 fth.) (r/angle triangle = 72' + 96' + 120')
1 french po. (72'/4) = 18 ft. (1/320 fr.ml.) (right angle triangle = 18' + 24' + 30')
1 scots ch. (25 yd.) = 75 ft. (12 1/2 fth.) (r/angle triangle = 75' + 100' + 125')
1 scots po. (75'/4) = 18 3/4 ft. (1/320 scots ml.) (r/a triangle = 18.75' + 25' + 31.25')
1 irish ch. (28 yd.) = 84 ft. (14 fth.) (r/angle triangle = 84' + 112' + 140')
1 irish po. (84'/4) = 21 ft. (1/320 irish ml.) (right angle triangle = 21' + 28' + 35')
1 dutch ch. (32 yd.) = 96 ft. (16 fth.) (r/angle triangle = 96' + 128' + 160')
1 dutch po. (96'/4) = 24 ft. (1/320 dutch ml.) (right angle triangle = 24' + 32' + 40')
1 rom.ch. (20 5/6 yd.) = 62 1/2 ft. (10 5/12 fth.) (no right angle 3 x 4 x 5 triangle)
1 rom.po. (62.5'/4) = 15 5/8 ft. (1/320 rom.ml.) (no right angle 3 x 4 x 5 triangle)
1 ntl.ch. (25 1/3 yd.) = 76 ft. (12 2/3 fth.) (no right angle 3 x 4 x 5 triangle)
1 ntl.po. (76'/4) = 19 ft. (1/320 ntl.ml.) (no right angle 3 x 4 x 5 triangle)
1 foot link = 1 ft.  
1 engineer chain = 100 ft.lk. (1 eng.ch. - canal & railroad construction)
1 rom. pace link (Yr.1775) = 1 rom. pace (J. Ramsden, Golden Spectacles, Piccadilly, Ossulst.)
1 eng.ch. (Yr.1775) = 40 rom. pace lk. (1 eng.ch. (coffered) - geodetic survey England U.K.)
railroad stephenson gage = 56.50 in. (56" flange-flange + .5" play + two 1.75" rail = 60" track)
1 steeltape red inch = 16 in. (6 x 16" = 8') (16" load bearing stud marks)
1 steeltape black diamond = 1.6 ft. (5 x 19.2" = 8') (1.6' truss mk. for 5:8 std. roof slope)
1 steeltape black outline ft. = 2 ft. (4 x 24" = 8') (2' non-load bearing stud marks)
1 span (9") = 12 dt. (cloth trade) (3 dt. + 4 dt. + 5 dt. = 12 dt.) (360 L)
1 stt. cubit (18") = 2 spans (cloth trade) (1 x 2 x 3 x 4 dt. = 24 dt.) (720 L)
1 bandle (27") = 3 spans (cloth trade) (6 x 6 dt. = 36 dt.) (1080 L)
1 yd. (36") = 4 spans   (16 nlth.) (16x3 dt. = 48 dt.) (1440 L)
1 ell (45") = 5 spans (cloth trade) (3 x 4 x 5 dt. = 60 dt.) (1800 L)
1 goad (54") = 6 spans (cloth trade) (1 x 2 x 3 x 4 x 5 x 0.6 = 72.0) (2160 L)
       
1'''' = 1/1728' (1 dou.) (0' 0" 0''' 1'''')
1''' = 1/144' (1 lig.) (0' 0" 1''')
1" = 1/12' (1 in.) (0' 1")
1' = 1 ft.   (1')
   
86400" sidereal time = 86164" solar time
86400" solar time = 86636.64" sidereal time
86400" of time = 6 x 60/15 x 60 x 60" of time (60 - sexagesimal)
1,296,000" of arc = 6 x 60 x 60 x 60" of arc (60 - sexagesimal)
1,296,000" of arc = 6 x 216,000" of arc  
216,000 = (6 x 6 x 6) x (10 x 10 x 10) = 216 x 1000
Babylon/Assyria cube = (6 x 10) x (6 x 10) x (6 x 10) = 60 x 60 x 60 = 216,000
Egypt/Arabic cube = 10 x 10 x 10 = 1000
1.216 = ((10 x 10 x 10) ÷ 1000) + ((6 x 6 x 6) ÷ 1000)
1 Equator / meridian = 1.216 in. x (10 x 10 x 10) x ((6 x 10) x (6 x 10) x (6 x 10)) x 6
1' of arc of Equator = 10 ntl. cables = 6080 ft. = 1 ntl.ml. = 4" sidereal time
1" sidereal time = 15" of arc of Equator = 1520 ft. = 1000 egyptian cubits
1 nautical cable = 101 1/3 fth. = 608 ft. = 6" arc of Equator = 6/15" sidereal time
1" of arc of Equator = 101 1/3 ft. = 1/15" sidereal time
1.216 in. = 101 1/3 ft. ÷ 1000
1.800 cu.in. (1 fl.oz.) =/> 1.798045696 cu.in. = 1.216 x 1.216 x 1.216 in.
1 Equator / meridian = 1.216 in. x 1,296,000,000
1° of arc of Eq./mer. = 1.216 in. x 3,600,000
1 ntl.ml. = 1.216 in. x 60,000
1 ntl. cable = 1.216 in. x 6000
1" of arc of Eq./mer. = 1.216 in. x 1000
1/1000" of arc Equator/mer. = 1.216 in.
7000 gr. (1 av.lb.) = 16 av.oz.
437500 gr. = 16000 av.dr. or 8000 av.dhm.
437500 gr. = 1000 av.oz. distilled water @ maximum density @ 39.2°
1 cu.ft. = 1000 av.oz. distilled water = 1728 cu.in. = 12 x 12 x 12 in.
1000 av.oz. distilled water = 960 farthings = 240 pennies = 20 shillings = U.S. £1 pound
1.800 cu.in. (1 fl.oz.) = 1728 cu.in. (or 1000 av.oz. distilled water) ÷ 960 = 1 farthing
1/1000" of arc Equator/mer. = one side of 1 fl.oz. cube of com. fluid measure (1.216 in.)
     
Babylon/Assyria cube = (6 x 10) x (6 x 10) x (6 x 10) (216,000)
Egypt/Arabic cube = 10 x 10 x 10 (1000)
216 = 6 x 6 x 6  
1000 = 10 x 10 x 10  
1.216 = ((10 x 10 x 10) ÷ 1000) + ((6 x 6 x 6) ÷ 1000)
1 Equator / meridian = 1.216 x 108,000,000 feet (131,328,000 ft.)
1 sextant of Eq./mer. = 1.216 x 18,000,000 feet (21,888,000 ft.)
1 degree Eq./mer. = 1.216 x 300,000 feet (364,800 ft.)
1 minute Eq./mer. = 1.216 x 5000 feet or 1 militia mile (6080 ft. or 1 ntl. mile)
1 second Eq./mer. = 1.216 x 1000 inches (1216 in.)
1/10 sec. Eq./mer. = 1.216 x 100 inches (121.6 in.)
1/100 sec. Eq./mer. = 1.216 x 10 inches (12.16 in.)
1/1000 sec. Eq./mer. = 1.216 x 1 inch (1.216 in.)
1 fluid ounce (1.80 cu.in.) =/> 1.216 x 1.216 x 1.216 inch (1.798045696 cu.in.)
1 fl.oz. (1.800 cu.in.) = 1 av. ounce wine or butter (437 1/2 grains)
1 fl.oz. (1.800 cu.in.) = 1000/960 av.oz. distilled water @ max.dens. @ 39.2°
1.728 cu.in. = 1 av.oz. d. water @ max.dens. (1.2 x 1.2 x 1.2 in.)
1.728 cu.in. = 1 av.oz. distilled water @ max.dens. (1.0000000 specific gravity)
1.872 cu.in. = 1 av.oz. olive-oil (0.9230769 (12/13) specific gravity)
1.800 cu.in. (1 fl.oz.) = (1/2 av.oz. olive-oil) + (1/2 av.oz. d. water) (0.9600000 specific gravity)
1.000 cu.in. = 1 av.oz. ivory (1.7280000 specific gravity)
1 cu.ft. = 960 av.oz. wine = 1728 cu.in. (12 x 12 x 12 in.)
1 cu.ft. = 1000 av.oz. d. water = 1728 cu.in. (12 x 12 x 12 in.)
1 cu.ft. = 60 av.lb. wine (3 + 4 + 5 = 12) (3 x 4 x 5 = 60)
1 cu.ft. = 1000/16 av.lb. distilled water @ max.dens. @ 39.2°
1 cu.ft. = 1000/16 troy lb. wheat
1 cu.ft. = 64 av.lb. sea water (1 av. bushel sea water)
1 cu.ft. = 60 fl.pt 1 fluid pint = 28.8000 cu.in.
1 cu.ft. = 360/7 dry pt. 1 dry pint = 33.6000 cu.in.
1 cu.ft. = 60/8 fl.gal. 1 fluid gallon = 230.400 cu.in.
1 cu.ft. = 360/56 dry gal. 1 dry gallon = 268.800 cu.in.
1 cu.ft. = 3(4 in.) x 4(3 in.) x 5(2.4 in.) (1728 cu.in.) (60 fl.pt.)
1 cu.ft. = 8(1.5 in.) x 10(1.2 in.) x 12(1 in.) (1728 cu.in.) (960 fl.oz.)
1 cu.ft. = 10(1.2 in.) x 10(1.2 in.) x 10(1.2 in.) (1728 cu.in.) (1000 av.oz. water)
960 fl.oz. (1 cu.ft.) = 960 farthings = 240 pennies = 20 shillings = U.S. £1 pound
960 av.oz. wine = 960 farthings = 240 pennies = 20 shillings = U.S. £1 pound
1 av.lb. sea water = 27.000 cu.in.    
1 tower lb. ethyl alcohol = 27.000 cu.in.    
1 av.lb. distill. water = 27.648 cu.in. (U.K. Yr.1826) (1 et.pt.)
1 troy lb. wheat = 27.648 cu.in.    
1 av.lb. wine = 28.800 cu.in. (1 av.lb. butter) (1 fl.pt.)
1 troy lb. ethyl aclcohol = 28.800 cu.in.    
1 av.lb. wheat = 33.600 cu.in.   (1 dry pt.)
1 long lb. wheat = 34.560 cu.in.    
1 av.lb. rye = 34.560 cu.in. (U.K. Yr.1826) (1 imp.pt.)
1 av.lb. ethyl alcohol = 35.000 cu.in.   (1 ex.pt.)
1/1000" of arc Equator/mer. = one side of 1 fl.oz. cube of common fluid measure (1.216 in.)
1 circle or Eq./mer. = 6 sextants (131,328,000 ft.)
1 sextant circle or Eq./mer. = 60 degrees (6 x 10) (21,888,000 ft.)
1 degree circle or Eq./mer. = 60 min. of arc (6 x 10) (364,800 ft.)
1 minute circle or Eq./mer. = 60 sec. of arc (6 x 10) (6080 ft. or 1 ntl. mile)
1 second circle or Eq./mer. = 1/60 min. of arc   (1216 in.)
1 sidereal day or Equator = 6 sextants   (131,328,000 ft.)
1 sextant sidereal day = 4 hours ((6 x 10) ÷ 15) (21,888,000 ft.)
1 hour sidereal day = 60 min. of time (6 x 10) (5,472,000 ft.)
1 minute sidereal day = 60 sec. of time (6 x 10) (91,200 ft. or 15 ntl. miles)
1 second sidereal day = 1/60 min. of time   (1520 ft.)
1 explicit ounce = 1.2 x 1.2 x 1.2 inch (1.728 cu.in.) (Yr.1826)
1 et.oz. (1.728 cu.in.) = 1 av.oz. distilled water @ max.dens. @ 39.2 F (Yr.1826)
1 cu.ft. = 1000 av.oz. distilled water = 1728 cu.in. (12 x 12 x 12 in.)
1000 et.oz. (1 cu.ft.) = 1000 mills = 100 cents = 10 dimes = U.K. $1 dollar (Yr.1826)
1000 av.oz. distilled water = 1000 mills = 100 cents = 10 dimes = U.K. $1 dollar (Yr.1826)
6/6080" of arc Equator/mer. = one side of 1 et.oz. cube of The Britains explicit measure = 1.2 in. (Yr.1826)
       
LEATHER SEALER'S OFFICE, Londonderry, Vt. April 8th 1826 Rory Ely Cole
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Copyright © MMII Rory Ely Cole