Fifth: As in the ordinary floating posture of the leviathan the flukes lie considerably below the level of his back, they are then completely out of sight beneath the surface; but when he is about to plunge into the deeps, his entire flukes with at least thirty feet of his body are tossed erect in the air, and so remain vibrating a moment, till they downwards shoot out of view.
The sand, which is nominally the filter, has interstices about thirty times as wide as the largest dimensions of the larger microbes; and the reason why these, and, still more, why organisms which were individually invisible under any magnifying power, and could only be detected as colonies, were arrested, was not understood.
During the period of the Reformation some of the rulers of Baden adhered to the older and some adopted the newer faith, and the house was similarly divided during the Thirty Years' War.
Some of it is known, but the function of each of the thirty thousand genes has to be figured out one at a time.
After his departure (1587) the advocate of Holland, Oldenbarnevel,dt, became the indispensable statesman of the struggling republic. The multiplicity of his functions gave to the advocate an almost unlimited authority in the details of administration, and for thirty years the conduct of affairs remained in his hands (see Oldenbarneveldt).
On leaving college he returned to the house of his foster-mother, where he continued to live for thirty years.
Yet I tell you that upon one particular voyage which I made to the Pacific, among many others we spoke thirty different ships, every one of which had had a death by a whale, some of them more than one, and three that had each lost a boat's crew.
The town was unsuccessfully besieged in 1625, during the Thirty Years' War, but was taken by the Swedes in 1632 and nearly destroyed by fire.
There are about thirty nonconformist chapels, in nearly a third of which the services are Welsh.
A few years later, Leber retired (1839), and sold to the library of Rouen the rich collection of books which he had amassed during thirty years of research.