Gallon
History

Gallon

Section Title: History
Table Section Text: None

Comparison of historic gallons

Volume	Definition	Inverted volume (gallons per cubic foot)	Approx. weight of water (pounds per gallon @ 62 °F)	Cylindrical approximation

(cu in)	(L or dm3)	Diameter (in)	Height (in)	Relative error (%)

216 (Roman unciae)	≈ 3.5396	Roman congius	8	7.8	5	11	0.01

224	≈ 3.6707	preserved at the Guildhall, London (old UK wine gallon)	7.71	8.09	9	3.5	0.6

231	3.785411784	statute of 5th of Queen Anne (UK wine gallon, standard US gallon)	7.48	8.33	7	6	0.04

264.8	≈ 4.3393	ancient Rumford quart (1228)	6.53	9.57	7.5	6	0.1

265.5	≈ 4.3508	Exchequer (Henry VII, 1497, with rim)	6.51	9.59	13	2	0.01

266.25	≈ 4.3631	ancient Rumford (1228)

268.8025	4.40488377086	Winchester, statute 13 + 14 by William III (corn gallon, old US dry gallon)	6.43	9.71	18.5	1	0.00001

271	≈ 4.4409	Exchequer (1601, E.) (old corn gallon)	6.38	9.79	4.5	17	0.23

272	≈ 4.4573	corn gallon (1688)

277.18	≈ 4.5422	statute 12 of Anne (coal gallon) = 33/32 corn gallons	6.23	10

277.274	4.543460	Imperial Gallon (1824) as originally evaluated.	6.23	10

≈277.419433	4.54609	standard imperial gallon (metric) (1964 Canada gallon, 1985 UK gallon)	6.23	10	5⅔	11	0.000 2

≈277.419555	4.546092	Imperial gallon (1895) Re-determined in 1895, as defined in 1963.	6.23	10

278	≈ 4.5556	Exchequer (Henry VII, with copper rim)	6.21	10.04

278.4	≈ 4.5622	Exchequer (1601 and 1602 pints)	6.21	10.06

280	≈ 4.5884	Exchequer (1601 quart)	6.17	10.1

282	≈ 4.6212	Treasury (beer and ale gallon)	6.13	10.2

Sentence(s)

Corn gallon is 272 cubic inches.

final_sentence: Corn gallon is 272 cubic inches.