 | 1862 - 510 страница
...divide each depth into 4 equal parts; then measure the inside horizontal breadth at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that part of the ceiling which is between the... | |
 | David Maclachlan - 1860 - 1046 страница
...each depth into four equal parts ; then measure the inside horizontal breadth at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that part of the ceiling which is between the... | |
 | Frederic Philip Maude, Charles Edward Pollock - 1864 - 964 страница
...breadths, and the product shall be deemed the transverse area ; but if the midship depth exceed sixteen feet, divide each depth into six equal parts instead...at the upper and lower points of the depth ; number then from above as before ; multiply the second, fourth and sixth by four, and the third and fifth... | |
 | 1864 - 496 страница
...breadths, and the product shall he deemed the transverse area ; but if the midship depth exceed sixteen feet, divide each depth into six equal parts, instead of four, and measure, as hefore directed, the horizontal breadths at the five points of division, and also at the upper and... | |
 | Isaac Ridler Butts - 1865 - 82 страница
...each depth into four equal parts ; then measure the inside horizontal breadth, at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that part of the ceiling which is between the... | |
 | United States - 1865 - 268 страница
...each depth into four equal parts ; then measure the inside horizontal breadth, at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickncss of that part of the ceiling which is between the... | |
 | Charles Abbott (Baron Tenterden) - 1867 - 1178 страница
...each depth into four equal parts ; then measure the inside horizontal breadth at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that port of the ceiling which is between the... | |
 | William Alexander Sandys - 1868 - 198 страница
...each depth into four equal parts ; then measure the inside horizontal breadth at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that part of the ceiling which is between the... | |
 | United States. Congress. House - 1868 - 980 страница
...each depth into four equal parts ; then measure the inside horizontal breadth at each of the ihree points of division, and also at the upper and lower points of the depth, extending each measurement to the upper thickness of that part of the ceiling which is between the... | |
 | 1868 - 988 страница
...each depth into four equal parts ; then measure the inside horizontal breadth, at each of the three points of division, and also at the upper and lower points of the depth, extending each measurement to the average thickness of that part of the ceiling which is between the... | |
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... extending each measurement to the average thickness of that part of the ceiling which is between the points of measurement; number these breadths from above, numbering the upper breadth one, and so on down to the lowest breadth; multiply the second... 
