The tree at Hieres, above-mentioned, produces about 55 imperial gallons.
"The Commercial Products of the Vegetable Kingdom" by P. L. Simmonds
A British Imperial gallon holds 277.42 cubic inches and weighs, at 62 degrees Fahrenheit, 10 pounds.
"Steam, Its Generation and Use" by Babcock & Wilcox Co.
One-half of a hogshead, or 28 imperial gallons.
"The Sailor's Word-Book" by William Henry Smyth
A sieve holds seven imperial gallons; the diameter is 15 inches, the depth 8 inches.
"The Book of Pears and Plums" by Edward Bartrum
ANKER, an obsolete measure used in Britain for spirits, beer, &c., containing 8-1/2 imperial gallons.
"The New Gresham Encyclopedia. Vol. 1 Part 2" by Various
The Receiving Reservoir covers thirty-five acres, and contains one hundred and fifty million imperial gallons.
"The International Monthly, Volume 4, No. 1, August, 1851" by Various
The British imperial gallon of four quarts contains 277.274 cub.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4" by Various
F., that being the temperature at which the imperial gallon is defined as containing 10 lb.
"Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 2" by Various
Petroleum Company of Trinidad & Tobago, Ltd has teamed with GE to use their water treatment technologies in order to help their refinery at Pointe-a-Pierre produce 3.5 million imperial gallons of water each day.
In 1827 a ship carrying some 300 giant hogsheads—a hogshead is a cask containing 56 imperial gallons or 63 US gallons—was wrecked in the Irish Sea, bound for India.
Not all that long ago in my "Tech Tidbits" column (July 2007), I mentioned—completely facetiously—that one way to boost US mpg by 20 percent would be to adopt the Brit's Imperial gallon.