The seaman's new guide, revised by J.S. Hobbs

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Page 112 - In this harbour the water does not perceptibly ebb till three hours after high water : in consequence of this peculiarity fleets of 120 sail have often left it in one tide, and even with the wind against them. This uncommon effect is generally ascribed to the Seine, whose current, when the sea begins to ebb, crosses the pierheads with such force, as to prevent the water in the harbour from running out, until the water without has fallen to a certain degree below it, which generally happens about...
Page 133 - West, ships should always endeavour to obtain soundings as early as possible, getting between the altitudes of 49° 15' and 49° 25' according to the inclination of the wind, "because (says Capt.M. White, RN) it is between these limits that your relative situation can with the greater certainty be ascertained, as well as in respect to depth of water as to quality of ground, or the distinction between oaze and sand, and which cannot be so well defined in any other latitude on making an approach to...
Page 282 - The large rocks are about one hundred feet above the level of the sea, and may be...
Page 35 - ... has been forced on its foundation many yards, in a southerly direction towards the sea, inclined somewhat from its former level, and rent and depressed into terraces. But, the most singular effect has been exercised on the bed of the sea, the whole extent of which in front of this disarranged portion of laud, having been lifted forty feet aboce the surface!
Page 35 - ... around them ; immense banks of flint and broken rock rise in hillocks on every side, whilst the ground is rent and scored in seams, many feet wide and deep. The chasm thus formed is not the whole effect of the phenomenon, nor is it the most extraordinary : it lies parallel to the shores and has cut off from the main land a portion of the sea board, about a mile in length, and half that distance in breadth ; this mass has been forced on its foundation many yards, in a southerly direction towards...
Page 47 - Pedan Penwith : the southern or outermost of which is of a conical form, and painted red ; the northern or innermost has a large and extended base, and is coloured black, excepting a small part of the pillar, immediately above the base, which is painted white. These beacons, when in a line with each other and the Rundle Stone, bear therefrom N.
Page 331 - English feet, the breadth at bottom 36 feet, the depth 20 feet 9 inches. Like the Dutch canals generally, its level is that of the high tides of the sea from which it receives its supply of water. The only locks...
Page 2 - NOTICES.— By a regulation of the Trinity House, all buoys placed over or near the wrecks of sunken vessels are Nun Buoys, painted of a green colour, and marked with the word " Wreck," in order to distinguish them from the regular direction buoys ; but these remain only until the wrecks have been removed or dispersed. It has also been determined by the same authority, that in future Gongs are to be used instead of Bells, on board the Light Vessels ; and...
Page 290 - This light is called fixed, but the account describes, in a clear and simple manner, a light of that appearance to which the term revolving is now almost universally applied ; and this utter contradiction of terms is quietly allowed to exist, though...
Page xii - E., in a westerly direction, is elevated 30 feet above the level of the sea; and the light will be seen at the distance of 10 miles, and nt lesser distances, according to the state of the atmosphere.

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