Comentarios de la gente - Escribir un comentario
No encontramos ningún comentario en los lugares habituales.
Otras ediciones - Ver todas
animal antennae apex apice appears bark base basi belonging called carbonate coin collected color common considerable considered containing continued corp currency deep described direction district East elytra equal examined exhibit fact fall feet former give given gold Government half head inches India insect interesting iron joints Journal kind known Lake latter less light Madras margin mass means Meeting mentioned metal middle miles minute mountains narrowed native natural nearly notice observed obtained palpi pass piece plants present probably published pure quantity rain received reference remarkable result rock rounded Rupee salt sand says seen sent shape shell shock side silver slightly Society soil solution species specimens success surface taken thorax tion tree usual weight whole
Página 174 - For a person of average height, it is equal to about the distance from the elbow to the tip of the middle finger, plus a hand's-breadth, the former distance being the natural cubit (for a person of such height).
Página 139 - Three pieces of cord a foot and a half long are secured to the hoop at equal intervals,andhave their ends tied together. When in use the net is towed astern, clear of the ship's wake by a stout cord secured to one of the quarter boats or held in the hand. The scope of line required is regulated by the speed of the 'g- •!•*• vessel at the time and the amount of strain caused by the partially submerged net.
Página 273 - It is found necessary, every 3 or 4 weeks, to cut off the old charred surfaces and burn it afresh ; in large healthy trees abounding in balsam, they even cut a second notch in some other part of the tree, and char it as the first. " These operations are performed during the months of November, December, January, and February. Should any of the 1 Flora Iiidica (ed. Carey), vol. ii. p. 613. trees appear sickly the following season, one or more years
Página 145 - a thin fragile, spiral, discoid shell, umbilicated on both sides and carinated on the back and below, with a membranaceous lamellar keel," and he adds that it has externally much the appearance of a very diminutive umbilicated Nautilus.
Página 297 - ... cells, on the contrary, which acquire the size and form of the female cells, the green plasma may be seen to divide symmetrically into an infinity of very minute particles, or linear corpuscles associated into discoid bundles. These are furnished with vibratile cilia, and oscillate, at first slowly, in their prism, but the movement soon becomes more active, and the bundles speedily break up into their constituent elements. The free corpuscles are very agile, and it is impossible to regard them...
Página 274 - Copaiba displays no such phenomenon. According to Dr. O'Shaughnessy, when Wood Oil is heated in a retort, a yellowish white, crystallizable, solid substance having many of the properties of benzoic acid sublimes into the upper part of the vessel, to the extent of about one per cent, of the Wood Oil taken. In my own experiments, I have not detected any of this substance. It is true that when Wood Oil is heated, a scanty, opaque white sublimate condenses in the cooler part of the vessel, but this appears...
Página 207 - ... journey to get it out of the wood from which it was obtained; and considering the amount of remuneration received, I could hardly imagine men so unfortunate as to engage in work so laborious and ill-paid.* " Something yet remains to be said with reference to the packing of the bark. It is the major-domo who performs this duty.
Página 274 - Oil, both brought from Sumatra by Dr. Junghuhn, I am indebted to the courtesy of Dr. JE De Vrij of Rotterdam. Wood Oil, as imported from Moulmein, is, after filtration, a transparent, dark brown liquid, of somewhat greater consistence than Olive Oil, a sp. gr. of .964 and an odour and taste like copaiba, though perhaps hardly so strong. One part of it treated with two parts of alcohol sp. gr. .796, is dissolved with the exception of a minute quantity of darkish flocculent matter, which subsides upon...
Página 23 - ... the hill has been removed, and a salient angle or curve of masonry built in front of it, while every feature of the adjacent rocks has been taken advantage of and connected by small aqueducts, to ensure no water being lost. The overflow of one tank has been conducted into the succeeding one, and thus a complete chain has been formed, reaching to the very heart of the town.
Página 27 - ... any other quarter. No wonder, therefore, when all the qualities necessary to constitute money are possessed in so eminent a degree by the precious metals, that they have been used as such, in civilized societies, from a very remote era. " They became universal money," as M. Turgot has observed, " not in consequence of any arbitrary agreement among men, or of the intervention of any law, but by the nature and force of things.