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20 fathoms America angle appears bluish boat Boyne Viaduct breadth British Association Buccinum undatum bushels capability cargo caryopsis Cirencester coil colour Committee common considerable considered construction curve dead dead dead living deflection depth diameter differential equations displacement dredged engine experiments fathoms fishing-boats function girder give given Groomsport gross register tonnage horse-power Hull Ibid Imports inches Indies integrals iron Kew Observatory length life-boats light Linn living dead living living living load lode longitude Lough magnetic maxima and minima mean temperature measurement memoir metal meteors motion nearly observations obtained partial differential equation plants platform Point Barrow polar present principle produced Professor proportion quantity rare dead reflecting telescope register tonnage remarkable Report Schreibersite seed shell sand ships species stars Strangford Lough surface suspension bridge Table telescope theorem theory tion tons tube vessels weight
Strona 90 - ... feet, divide 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 points of...
Strona 90 - ... area (except the first and last) by two ; add these products together, and to the sum add the first and last if they yield anything; multiply the quantity thus obtained by one-third of the common interval between the areas, and the product will be the cubical contents of the space under the tonnage deck...
Strona 90 - No. 1 being at the extreme limit of the length at the bow, and the...
Strona 90 - ... 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 and fourth by four, and...
Strona xvii - Empire, with one another, and with foreign philosophers, — to obtain a more general attention to the objects of Science, and a removal of any disadvantages of a public kind which impede its progress.
Strona 91 - ... in a direction perpendicular to the keel from the height so marked on the outside of the ship on the one side to the height so marked on the other side by passing a chain under the keel...
Strona 91 - Measure the length on the tonnage deck from the outside of the outer plank at the stem to the aftside of the stern-post, deducting therefrom the distance between the aftside of the stern-post and the rabbet of the stern-post at the point where the counter plank crosses it; measure also the greatest breadth of the ship to the outside of the outer planking or wales, and then, having first marked on the outside of the...
Strona 91 - All measurements to be recorded on paper ruled to a scale of a quarter of an inch to a foot...