 | Richard Cowling Taylor - 1848 - 928 Seiten
...having the same temperature, were selected to ascertain how many pounds of each kind would be-required to heat them to a temperature of 65 degrees, during...grates, and the temperature was carefully registered evsry hour. The result was as follows : — Thirty-one pounds each day of the Schnylkill red ash coal... | |
 | Eli Bowen - 1848 - 130 Seiten
...that the I meters (one in с ach г.юш) were suspended at the greatest distance from the grates, aud the temperature was carefully registered every hour....was as follows : Thirty-one pounds, each day, of the Sclmylkill red-ath coal, gave a mean temperature of 64 degrees ; and thirty-seven pounds, each day,... | |
 | 1850 - 414 Seiten
...ten degrees below the freezing point. Two days were occupied in the trial, so that the red and the white ash coals might be used in alternate rooms....— " Thirty-one pounds each day of the Schuylkill red-ash coal gave a mean temperature of 84 degrees; and thirty-seven pounds each day of the whiteash,... | |
 | Eli Bowen - 1852 - 456 Seiten
...degrees below the freezing point. Two days were occupied in the trial, so that the red and white-ash coals might be used in alternate rooms. Fires were...follows : thirty-one pounds, each day, of the Schuylkill red-ash coal, gave a mean temperature of 64 degrees ; and thirty-seven pounds, each day, of the Lehigh... | |
 | 1854 - 616 Seiten
...degrees below the freezing point. Two days were occupied in the trial, so that the red and whiteish coals might be used in alternate rooms. Fires were...— thirty-one pounds, each day, of the Schuylkill red-ash coal, gave a mean temperature of 04 degrees ; and thirty -seven pounds, each day, of the Lehigh... | |
 | Eli Bowen - 1854 - 528 Seiten
...degrees below the freezing point. Two days were occupied in the trial, so that the red and white-ash coals might be used in alternate rooms. Fires were...carefully registered every hour. The result was as follows : thirty -one pounds, each day., of the Schuylkill red-ash coal, gave a mean temperature of 64 degrees... | |
 | Eli Bowen - 1854 - 526 Seiten
...degrees below the freezing point. Two days were occupied in the trial, so that the red and white-ash coals might be used in alternate rooms. Fires were made at 9 A. 31. and continued until 12 PM Two thermometers (one in each room,) were suspended at the greatest... | |
 | 1850 - 374 Seiten
...ten degrees below the freezing point. Two days were occupied in the trial, so that the red and the white ash coals might be used in alternate rooms....— " Thirty-one pounds each day of the Schuylkill reá-ash coal gave a mean temperature of 64 degrees; and thirty-seven pounds each day of the whiteash,... | |
 | CHARLES C. LITTLE & JAMES BROWN. - 1851 - 1092 Seiten
...ten degrees below the freezing point. Two days were occupied in the trial, so that the red and the white ash coals might be used in alternate rooms....— " Thirty-one pounds each day of the Schuylkill red-ash coal gave a mean temperature of 64 degrees; and thirty-seven pounds each day of the whiteash,... | |
 | 1854 - 618 Seiten
...degrees below the freezing point. Two days were occupied in the trial, so that the red and whiteash coals might be used in alternate rooms. Fires were...from the grates, and the temperature was carefully regist;red every hour. The result was as follows :— thirty-one pounds, each day, of the Schuylkill... | |
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Two days were occupied in the trial, so that the red and the white ash coals might be used in alternate rooms. Fires were made at 9 AM, and continued until 12 PM Two thermometers (one in each room) were suspended at the greatest distance from the grates,... 