 | 1825 - 510 pagina’s
...numeration of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use...These two ends are ground at the same time on a flat none, that the extreme surfaces of them may be in the same plane ; and their distance is such that... | |
 | 1826 - 490 pagina’s
...numerations of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use...at the same time on a flat hone, that the extreme surface of them may be in the same plane ; and their distance is such that the needle, when laid across... | |
 | Perry Fairfax Nursey - 1827 - 588 pagina’s
...of the beam. The fulcrum is a bit of plate-brass, the middle of which lie« flat on my table when 1 use the balance, and the two ends are bent up to a...them may be in the same plane ; and their distance issuch, that the needle, when laid across them, rests on them at « small distance from the sides of... | |
 | 1827 - 600 pagina’s
...numerations of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate-brass, the middle of which lies flat on my table when I use...and the two ends are bent up to a right angle, so as tu stand upright. These two ends are «¡round at the same lime on a flat hone, that the extreme surfaces... | |
 | Samuel Frederick Gray - 1828 - 1118 pagina’s
...fulcrum is » bit of plate brass, the middle of which lies flat on the table when the balance is used, and the two ends are bent up to a right angle, so...on a flat hone, that the extreme surfaces of them maybe in the same plane ; and their distance is such that the needle, when laid across, rests on them... | |
 | Henry Kater, Dionysius Lardner - 1852 - 408 pagina’s
...numeration of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use...stand upright. These two ends are ground at the same turn on a flat hone, that the extreme surfaces of them ma) be in the same plane ; and their distance... | |
 | Popular educator - 1852 - 1272 pagina’s
...ot brsss plate, the middle of which lies flat upon he table ; the two ends are bent at right angles so as to stand upright. These two ends are ground at the same time on a flat hone. A grain weight is placed on one division of the balance, and the object to ie weighed on another; the... | |
 | William Jones Rhees - 1880 - 296 pagina’s
...numeration of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use...right angle so as to stand upright. These two ends iire ground at the same time on a flat hone, that the extreme surfaces of them may be in the same plane... | |
 | Smithsonian Institution - 1881 - 834 pagina’s
...numeration of the divisions is from the middle to each end of the beam. The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use...a flat hone, that the extreme surfaces of them may bo in the same plane ; and their distance is such that the needle when laid across them rests on them... | |
 | Sir William Ramsay - 1918 - 204 pagina’s
...fulcrum is a bit of plate brass, which lies on the table ; the two ends are bent up to a right-angle so as to stand upright ; these two ends are ground at the same time on a hone, so that the extreme surfaces of them may be on the same plane. They rise above the table only... | |
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The fulcrum is a bit of plate brass, the middle of which lies flat on my table when I use the balance, and the two ends are bent up to a right angle so as to stand upright. These two ends are ground at the same time on a flat hone, that the extreme surfaces... 
