| Common Superficial Measure (Years of 732 & 1154) |
| 1 square mil | = | 1/1000000 sq." |
| 1 sq. douzieme (sq.'''') | = | 1/144 sq.''' |
| 1 square ligne (sq.''') | = | 144 sq.'''' |
| 1 square inch (sq.'') | = | 144 sq.''' |
| 1 sq." | = | 20,736 sq.'''' |
| 1 sq." | = | 1,000,000 sq. mil |
| 1 square foot (sq.') | = | 144 sq." |
| 1 sq.' | = | 20,736 sq.''' |
| 1 sq.' | = | 2,985,984 sq.'''' |
| 1 sq.' | = | 144,000,000 sq. mil |
| 1 square yard | = | 9 sq.' |
| 1 sq.yd. | = | 1296 sq." |
| 1 sq.yd. | = | 186,624 sq.''' |
| 1 sq.yd. | = | 26,873,856 sq.'''' |
| 1 sq.yd. | = | 1,296,000,000 sq. mil |
| 1 square fathom | = | 4 sq.yd. |
| 1 sq.fth. | = | 36 sq.' |
| 1 sq.fth. | = | 5184 sq." |
| 1 sq.fth. | = | 746,496 sq.''' |
| 1 sq.fth. | = | 107,495,424 sq.'''' |
| 1 sq.fth. | = | 5,184,000,000 sq. mil |
| 1 statute pale (p.) | = | 1/40 stt. rood | (1 stt. pitch) |
| 1 stt. pale | = | 1/16 statute sq. chain |
| 1 stt. pale | = | 272 1/4 sq.ft. | (30 1/4 sq.yd.) | (7 9/16 sq.fth.) |
| 1 statute rood (r.) | = | 2 1/2 stt.sq.ch. | (1 stt. arpent) | (1 stt. farthingdeal) |
| 1 stt. rood | = | 4 stt. dickerdeals |
| 1 stt. rood | = | 40 stt. pales |
| 1 stt. rood | = | 10,890 sq.ft. | (1210 sq.yd.) | (302 1/2 sq.fth.) |
| 1 statute acre (A) | = | 4 stt. roods |
| 1 stt. acre | = | 10 stt.sq.ch. |
| 1 stt. acre | = | 16 stt. dickerdeals |
| 1 stt. acre | = | 160 stt. pales | (1 stt. acre = 4 stt.po. x 40 stt.po.) |
| 1 stt. acre | = | 43,560 sq.ft. | (4840 sq.yd.) | (1210 sq.fth.) |
| 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 |
| 1 stt. acre | = | 40.468726 Napoleon Emperor's Republic of Europe are (Year of 1804) |
| 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.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.) | (right angle triangle = 16.5' + 22' + 27.5') |
| 1 statute sq. mile | = | 1 stt. knight-fee |
| 1 stt.sq.ml. | = | 4 stt. plowlands / hides |
| 1 stt.sq.ml. | = | 16 stt. husbandlands / yardlands / virgates / farmholds |
| 1 stt.sq.ml. | = | 64 stt. oxgates / oxgangs / bovates / fardels / draft-sq. / draught-sq. / sq.fu. |
| 1 stt.sq.ml. | = | 640 stt. acres |
| 1 stt.sq.ml. | = | 2560 stt. roods |
| 1 stt.sq.ml. | = | 6400 stt.sq.ch. |
| 1 stt.sq.ml. | = | 10,240 stt. dickerdeals |
| 1 stt.sq.ml. | = | 102,400 stt. pales |
| 1 stt.sq.ml. | = | 27,878,400 sq.ft. | (3,097,600 sq.yd.) | (774,400 sq.fth.) |
| 1 french pale | = | 1/40 french rood | (1 french pitch) |
| 1 french pale | = | 1/16 french sq. chain |
| 1 french pale | = | 324 sq.ft. | (36 sq.yd.) | (9 sq.fth.) |
| 1 french rood | = | 2 1/2 french sq.ch. | (1 french arpent) | (1 french farthingdeal) |
| 1 french rood | = | 4 french dickerdeals |
| 1 french rood | = | 40 french pales |
| 1 french rood | = | 12,960 sq.ft. | (1440 sq.yd.) | (360 sq.fth.) |
| 1 french acre | = | 4 french roods |
| 1 french acre | = | 10 french sq.ch. |
| 1 french acre | = | 16 french dickerdeals |
| 1 french acre | = | 160 french pales | (1 french acre = 4 fr.po. x 40 fr.po.) |
| 1 french acre | = | 51,840 sq.ft. | (5760 sq.yd.) | (1440 sq.fth.) |
| 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 ch. | (24 yd.) | = | 72 ft. | (12 fth.) | (right angle triangle = 72' + 96' + 120') |
| 1 french po. | (72'/4) | = | 18 ft. | (1/320 fr.ml.) | (right angle triangle = 18' + 24' + 30') |
| 1 french sq. mile | = | 1 french knight-fee |
| 1 french sq.ml. | = | 4 french plowlands / hides |
| 1 french sq.ml. | = | 16 french husbandlands / yardlands / virgates / farmholds |
| 1 french sq.ml. | = | 64 fr. oxgangs / oxgates / bovates / fardels / draft-sq. / draught-sq. / sq.fu. |
| 1 french sq.ml. | = | 640 french acres |
| 1 french sq.ml. | = | 2560 french roods |
| 1 french sq.ml. | = | 6400 french sq.ch. |
| 1 french sq.ml. | = | 10,240 french dickerdeals |
| 1 french sq.ml. | = | 102,400 french pales |
| 1 french sq.ml. | = | 33,177,600 sq.ft. | (3,686,400 sq.yd.) | (921,600 sq.fth.) |
| 1 scots (ulstan) pale | = | 1/40 scots rood | (1 scots pitch) |
| 1 scots pale | = | 1/16 scots sq. chain |
| 1 scots pale | = | 351 9/16 sq.ft. | (39 1/16 sq.yd.) | (9 49/64 sq.fth.) |
| 1 scots (ulstan) rood | = | 2 1/2 scots sq.ch. | (1 scots arpent) | (1 scots farthingdeal) |
| 1 scots rood | = | 4 scots dickerdeals |
| 1 scots rood | = | 40 scots pales |
| 1 scots rood | = | 14,062 1/2 sq.ft. | (1562 1/2 sq.yd.) | (390 5/8 sq.fth.) |
| 1 scots (ulstan) acre | = | 4 scots roods |
| 1 scots acre | = | 10 scots sq.ch. |
| 1 scots acre | = | 16 scots dickerdeals |
| 1 scots acre | = | 160 scots pales | (1 scots acre = 4 scot po. x 40 scot po.) |
| 1 scots acre | = | 56,250 sq.ft. | (6250 sq.yd.) | (1562 1/2 sq.fth.) |
| 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 ch. | (25 yd.) | = | 75 ft. | (12 1/2 fth.) | (right angle triangle = 75' + 100' + 125') |
| 1 scots po. | (75'/4) | = | 18 3/4 ft. | (1/320 scots ml.) | (r/angle triangle = 18.75' + 25' + 31.25') |
| 1 scots (ulstan) sq. mile | = | 1 scots knight-fee |
| 1 scots sq.ml. | = | 4 scots plowlands / hides |
| 1 scots sq.ml. | = | 16 scots husbandlands / yardlands / virgates / farmholds |
| 1 scots sq.ml. | = | 64 scots oxgangs / oxgates / bovates / fardels / draft-sq. / draught-sq. / sq.fu. |
| 1 scots sq.ml. | = | 640 scots acres |
| 1 scots sq.ml. | = | 2560 scots roods |
| 1 scots sq.ml. | = | 6400 scots sq.ch. |
| 1 scots sq.ml. | = | 10,240 scots dickerdeals |
| 1 scots sq.ml. | = | 102,400 scots pales |
| 1 scots sq.ml. | = | 36,000,000 sq.ft. | (4,000,000 sq.yd.) | (1,000,000 sq.fth.) |
| 1 irish (erse) pale | = | 1/40 irish rood | (1 irish pitch) |
| 1 irish pale | = | 1/16 irish sq. chain |
| 1 irish pale | = | 441 sq.ft. | (49 sq.yd.) | (12 1/4 sq.fth.) |
| 1 irish (erse) rood | = | 2 1/2 irish sq.ch. | (1 irish arpent) | (1 irish farthingdeal) |
| 1 irish rood | = | 4 irish dickerdeals |
| 1 irish rood | = | 40 irish pales |
| 1 irish rood | = | 17,640 sq.ft. | (1960 sq.yd.) | (490 sq.fth.) |
| 1 irish (erse) acre | = | 4 irish roods |
| 1 irish acre | = | 10 irish sq.ch. |
| 1 irish acre | = | 16 irish dickerdeals |
| 1 irish acre | = | 160 irish pales | (1 irish acre = 4 irish po. x 40 irish po.) |
| 1 irish acre | = | 70,560 sq.ft. | (7840 sq.yd.) | (1960 sq.fth.) |
| 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 ch. | (28 yd.) | = | 84 ft. | (14 fth.) | (right angle triangle = 84' + 112' + 140') |
| 1 irish po. | (84'/4) | = | 21 ft. | (1/320 irish ml.) | (right angle triangle = 21' + 28' + 35') |
| 1 irish (erse) sq. mile | = | 1 irish knight-fee |
| 1 irish sq.ml. | = | 4 irish plowlands / hides |
| 1 irish sq.ml. | = | 16 irish husbandlands / yardlands / virgates / farmholds |
| 1 irish sq.ml. | = | 64 irish oxgangs / oxgates / bovates / fardels / draft-sq. / draught-sq. / sq.fu. |
| 1 irish sq.ml. | = | 640 irish acres |
| 1 irish sq.ml. | = | 2560 irish roods |
| 1 irish sq.ml. | = | 6400 irish sq.ch. |
| 1 irish sq.ml. | = | 10,240 irish dickerdeals |
| 1 irish sq.ml. | = | 102,400 irish pales |
| 1 irish sq.ml. | = | 45,158,400 sq.ft. | (5,017,600 sq.yd.) | (1,254,400 sq.fth.) |
| 1 dutch pale | = | 1/40 dutch rood | (1 dutch pitch) |
| 1 dutch pale | = | 1/16 dutch sq. chain |
| 1 dutch pale | = | 576 sq.ft. | (64 sq.yd.) | (16 sq.fth.) |
| 1 dutch rood | = | 2 1/2 dutch sq.ch. | (1 dutch arpent) | (1 dutch farthingdeal) |
| 1 dutch rood | = | 4 dutch dickerdeals |
| 1 dutch rood | = | 40 dutch pales |
| 1 dutch rood | = | 23,040 sq.ft. | (2560 sq.yd.) | (640 sq.fth.) |
| 1 dutch acre | = | 4 dutch roods |
| 1 dutch acre | = | 10 dutch sq.ch. |
| 1 dutch acre | = | 16 dutch dickerdeals |
| 1 dutch acre | = | 160 dutch pales | (1 dutch acre = 4 dut.po. x 40 dut.po.) |
| 1 dutch acre | = | 92,160 sq.ft. | (10,240 sq.yd.) | (2560 sq.fth.) |
| 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 ch. | (32 yd.) | = | 96 ft. | (16 fth.) | (right angle triangle = 96' + 128' + 160') |
| 1 dutch po. | (96'/4) | = | 24 ft. | (1/320 dutch ml.) | (right angle triangle = 24' + 32' + 40') |
| 1 dutch sq. mile | = | 1 dutch knight-fee |
| 1 dutch sq.ml. | = | 4 dutch plowlands / hides |
| 1 dutch sq.ml. | = | 16 dutch husbandlands / yardlands / virgates / farmholds |
| 1 dutch sq.ml. | = | 64 dutch oxgangs / oxgates / bovates / fardels / draft-sq. / draught-sq. / sq.fu. |
| 1 dutch sq.ml. | = | 640 dutch acres |
| 1 dutch sq.ml. | = | 2560 dutch roods |
| 1 dutch sq.ml. | = | 6400 dutch sq.ch. |
| 1 dutch sq.ml. | = | 10,240 dutch dickerdeals |
| 1 dutch sq.ml. | = | 102,400 dutch pales |
| 1 dutch sq.ml. | = | 58,982,400 sq.ft. | (6,553,600 sq.yd.) | (1,638,400 sq.fth.) |
| 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 circular mil | = | 0.000000785398175 sq.in. | (Brown & Sharpe Mfg. Co., Yr.1853) |
| 1 cir. mil | = | (0.001" ÷ 2) x (0.001" ÷ 2) x 3.1415927 | (π = 3.1415927) |
| 1 cir. mil | = | unit of area for measuring cross-section of wire/rod/tube |
| 1 miners' inch | = | 1 fl. firkin (9 fl.gal.) water flow per min. by 1 sq." pipe (1.128379" dia. pipe) |
| 1 miners' inch | = | Idaho, Kansas, Nebraska, N.M., N.D., S.D., Utah, & State of Washington |
| 1/1000" of arc Equator/mer. | =/< | one side of 1 fl.oz. cube of com. fluid measure (1.216 in.) |
| • |
| 1 stt. pale | = | A0·0·01 | 1p. |
| 39 stt. pales | = | A0·0·39 | 39p. |
| 120 stt. pales | = | A0·3 | 3r. |
| 121 stt. pales | = | A0·3·01 | 3r. | 1p. |
| 159 stt. pales | = | A0·3·39 | 3r. 39p. |
| 160 stt. pales | = | A1 | 1A |
| 161 stt. pales | = | A1·0·01 | 1A 0r. | 1p. |
| 199 stt. pales | = | A1·0·39 | 1A 0r. 39p. | |
| 280 stt. pales | = | A1·3 | 1A 3r. |
| 281 stt. pales | = | A1·3·01 | 1A 3r. | 1p. |
| 319 stt. pales | = | A1·3·39 | 1A 3r. 39p. |
| • |
| 1 stt. pale | = | A0.00625 | 0.00625A | 625g. |
| 39 stt. pales | = | A0.24375 | 0.24375A | 2c. 4375g. |
| 120 stt. pales | = | A0.75 | 0.75A | 7c. 5000g. |
| 121 stt. pales | = | A0.75625 | 0.75625A | 7c. 5625g. |
| 159 stt. pales | = | A0.99375 | 0.99375A | 9c. 9375g. |
| 160 stt. pales | = | A1 | 1A | 1A |
| 161 stt. pales | = | A1.00625 | 1.00625A | 1A 0c. | 625g. |
| 199 stt. pales | = | A1.24375 | 1.24375A | 1A 2c. 4375g. |
| 280 stt. pales | = | A1.75 | 1.75A | 1A 7c. 5000g. |
| 281 stt. pales | = | A1.75625 | 1.75625A | 1A 7c. 5625g. |
| 319 stt. pales | = | A1.99375 | 1.99375A | 1A 9c. 9375g. |
| • |
| 1 stt.sq. ken (May 20, 1785) | = | 1 Articles of Confederation township (tp.) | (36 x 640 stt. acres) |
| 1 stt.sq. league | = | 1 confederation townquarter (tqtr.) | (9 x 640 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 1 confederation townsection (tsec.) | (640 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 2 con. half tsec. (hf.tsec.) | (2 x 320 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 4 con. quarter tsec. (qtr.tsec.) | (4 x 160 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 8 con. hf.qtr.tsec. | (8 x 80 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 16 con. qtr.qtr.tsec. | (16 x 40 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 32 con. hf.qtr.qtr.tsec. | (32 x 20 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 64 con. qtr.qtr.qtr.tsec. | (64 x 10 stt. acres) |
| 1 stt.sq.ml. (May 20, 1785) | = | 128 con. hf.qtr.qtr.qtr.tsec. | (128 x 5 stt. acres) |
| Land Ordinance 1785 | = | May 20th | U.S. President Richard H. Lee | U.S. Secretary Charles Thompson |
| North-West Ordinance1787 | = | July 13th | U.S. President Arthur St. Clair | U.S. Secretary Charles Thompson |
| • |
| 1824 Hibernia | = | Naval, Defence, & Aero Ordnance Board survey map grid |
| 1841 Anglia & Britania | = | Naval, Defence, & Aero Ordnance Board survey map grid |
| 1847 Scotia | = | Naval, Defence, & Aero Ordnance Board survey map grid |
| 1 ordnance grid | = | 1 sq.dt. | ||
| 1 dt. | = | 1/16' | ||
| 1 stt.fu. | = | 660' | ||
| 1 dt. | : | 1 stt.fu. | (1:10560) | |
| 1 dt. | : | 10 stt.ch. | ||
| 1 dt. | : | 40 stt.po. | ||
| 1 dt. | : | 660' | (220 yd.) | (110 fth.) |
| 1 dt. | : | 1000 gun.lk. | ||
| 1 ordnance grid | : | 1 stt. oxgang | ||
| 1 ordnance grid | : | 10 stt. acres | ||
| 1 ordnance grid | : | 40 stt. roods | ||
| 1 ordnance grid | : | 100 stt.sq.ch. | ||
| 1 ordnance grid | : | 160 stt. dickerdeals | ||
| 1 ordnance grid | : | 1600 stt. pales | ||
| 1 ordnance grid | : | 435,600 sq.' | (48,400 sq.yd.) | (12,100 sq.fth.) |
| 1 ordnance grid | : | 1,000,000 gun.sq.lk. | ||
| • |
| June 10th 1872, U.S. | = | United States Defence Engineers survey map grid |
| 1 engineer grid | = | 1 sq." | (1 american grid) | |
| 1" | = | 1/12' | ||
| 1 stt.fu. | = | 660' | ||
| 1" | : | 1 stt.fu. | (1:7920) | |
| 1" | : | 10 stt.ch. | ||
| 1" | : | 40 stt.po. | ||
| 1" | : | 660' | (220 yd.) | (110 fth.) |
| 1" | : | 1000 gun.lk. | ||
| 1 engineer grid | : | 1 stt. oxgang | ||
| 1 engineer grid | : | 10 stt. acres | ||
| 1 engineer grid | : | 40 stt. roods | ||
| 1 engineer grid | : | 100 stt.sq.ch. | ||
| 1 engineer grid | : | 160 stt. dickerdeals | ||
| 1 engineer grid | : | 1600 stt. pales | ||
| 1 engineer grid | : | 435,600 sq.' | (48,400 sq.yd.) | (12,100 sq.fth.) |
| 1 engineer grid | : | 1,000,000 gun.sq.lk. | ||
| 1 engineer grid | : | 1 U.S. qtr.qtr.qtr.tsec. | ||
| LEATHER SEALER'S OFFICE, Londonderry, Vt. | April 8th 1826 | Rory Ely Cole |
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| Copyright © MMII Rory Ely Cole |