Gray's supplement to the pharmacopoeia: being a concise but comprehensive dispensatory and manual of facts and formulae, for the chemist and druggist and medical practitioner / Entirely re-written, re-arranged, and considerably enlarged by Theophilus Redwood.

  • Redwood, Theophilus, 1806-1892.
Date:
1847
Catalogue details

Licence: Public Domain Mark

Credit: Gray's supplement to the pharmacopoeia: being a concise but comprehensive dispensatory and manual of facts and formulae, for the chemist and druggist and medical practitioner / Entirely re-written, re-arranged, and considerably enlarged by Theophilus Redwood. Source: Wellcome Collection.

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    WINE MEASURE. I pint. 2= 1 quart. 8== 4= 1 gallon. 3386= 168== 42=—] tierce. 504= 252=— 63=11—1 hogshead. 672—= 336 84—2 =—1]4=— 1 puncheon. 1008 504=126=8 —2 —11—1 pipe or butt. 2016=1008=252=6 =4 =3 =2=—1 tun. The gallon of this measure contains 231 cubic inches. The wine gallon and ale gallon have the same proportion to each other, that the troy pound and ayoirdupois pound have. IMPERIAL MeEAsuRE.—By the Act, 5th Geo. IV. cap. 74, already referred to, it is enacted, ‘“ That from and after the first “ day of May, 1825, the straight line or distance between the “ centres of the two points in the gold studs in the straight brass ** rod, now in the custody of the Clerk of the House of Commons, *“‘ whereon the words and figures, ‘ standard yard, 1760, are en- “ grayed, shall be, and the same is hereby declared to be the “ original and genuine standard of that measure of length or “ lineal extension called a yard; and that the same straight line “ or distance between the centres of the said two points in the said “ gold studs in the said brass rod, the brass being at the tempe- “rature of 62 degrees of Fahrenheit’s thermometer, shall be, and “is hereby denominated, the ‘ imperial standard yard ;’ and shall be “‘ and is hereby declared to be the unit or only standard measure of “extension, wherefrom or whereby all other measures of exten- “sion whatsoever, whether the same be lineal, superficial, or * solid, shall be derived, computed, and ascertained ; and that all “measures of length shall be taken in parts or multiples, or cer- “ tain proportions of the said standard yard; and that one-third “part of the said standard yard shall be a foot, and the twelfth “ part of such foot shall be an inch; and that the pole or perch “in length shall contain 51 such yards, the furlong 220 such * yards, and the mile 1760 such yards.” ‘“‘ And whereas it is expedient that the said standard yard, if “lost, destroyed, defaced, or otherwise injured, should be re- “stored of the same length, by reference to some invariable “natural standard: and whereas it has been ascertained by the “Commissioners appointed by his Majesty to inquire into the “ subject of weights and measures, that the said yard hereby de- “clared to be the imperial standard yard, when compared with a “pendulum vibrating seconds of mean time in the latitude of “ London, in a vacuum at the level of the sea, is in the proportion “of thirty-six inches to thirty-nine inches and one thousand
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