 | Edmund Burke - 1869 - 652 Seiten
...In ordinary photometry the standard used is a candle, defined by Act of Parliament (!) as a " sperm of six to the pound, burning at the rate of 120 grains per hour." The performance of euch a rude test could hardly be but, what it generally was, fallacious ; for candles,... | |
 | 1876 - 630 Seiten
...standard sperm candle with which the gas is compared is one defined in the АЛ of Parliament as a " sperm candle of six to the pound, burning at the rate of 120 grs. per hour." I will first of all give the results of the testing of argand burners. The argand burner... | |
 | 1877 - 588 Seiten
...standard sperm candle with which the gas is compared is one defined in the Act of Parliament as a " sperm candle of six to the pound, burning at the rate of 120 grs. per hour." I will first of all give the results of the testing of argand burners. The argand burner... | |
 | Institution of Civil Engineers (Great Britain) - 1876 - 374 Seiten
...lamp or candle. In England, since the year 1852, the parliamentary standard of comparison has been a sperm candle, of six to the pound, burning at the rate of 120 grains per hour. As the result of an elaborate series of experiments conducted by Professors Graham, Brande, JT Cooper,... | |
 | William Somerville Orr - 1856 - 596 Seiten
...the standard which is specified in most of the Acts of Parliament relating to the subject, is a wax candle of six to the pound, burning at the rate of 120 grains per hour. In general, however, it is found that there are more irregularities with the combustion of wax than... | |
 | 1876 - 298 Seiten
...standard sperm candle with which the gas is compared is one defined in the Act of Parliament as a " sperm candle of six to the pound, burning at the rate of 120 grs. per hour." I will first of all give the results of the testing of argand burners. The argand burner... | |
 | 1866 - 638 Seiten
...just one-seventh greater than that of wax. At present, the standard flame in this country is a sperm of six to the pound, burning at the rate of 120 grains per hour. But for some time past this standard has also become uncertain — first, because there has been great... | |
 | Henry Banister (writer on gas.) - 1867 - 212 Seiten
...better than the standard burner. All existing Acts of Parliament define it as a " sperm candle of 6 to the pound, burning at the rate of 120 grains per hour." A true sperm candle is made from a mixture of refined sperm oil with a small proportion of wax sufficient,... | |
 | James Samuelson, William Crookes - 1868 - 664 Seiten
...the ordinary process of photometry the standard used is a candle, denned by Act of Parliament as a "sperm candle of six to the pound, burning at the rate of 120 grains per hour." This is the standard from which estimates of the value of illuminating gas are deduced, hence the terms... | |
 | 1868 - 676 Seiten
...the ordinary process of photometry the standard used is a candle, defined by Act of Parliament as a "sperm candle of six to the pound, burning at the rate of 120 grains per hour." This is the standard from which estimates of the value of illuminating gas are deduced, hence the terms... | |
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Parliament is a sperm candle of six to the pound, burning at the rate of 120 grains per hour. 
