 The conclusions he had thus been able to arrive at are the following : — (1) That the surface of the chalk in the Valley of the Somme had assumed its present form prior to the deposition of any of the gravel or loess...  The Intellectual Observer - Página 3941868Vista completa - Acerca de este libro
 | Henry Woodward - 1882 - 640 páginas
...knoll of chalk." Two of the conclusions which he urges, and which I think are irrefragable, are — " 1 . That the surface of the chalk in the valley of...of any of the gravel or Loess now to be seen there, and in this respect corresponds with all other valleys in which Quaternary deposits of this character... | |
 | Henry Woodward - 1867 - 672 páginas
...levels were laid down from an exhaustive survey by M. Guillom, Chief Engineer of the Northern Eailway of France. The conclusions he had thus been able to...to be seen there ; (2) that the whole of the Amiens valley gravel is of one formation, of similar mineral character, contains nearly similar organic remains,... | |
 | James Samuelson, Henry Lawson, William Sweetland Dallas - 1868 - 512 páginas
...November 7, by Mr. A. Tyler, the following conclusions were based upon the evidence adduced by the author: (1) That the surface of the chalk in the valley of...to be seen there ; (2) that the whole of the Amiens valley gravel is of one formation, of m'milar mineral character, contains nearly similar organic remains,... | |
 | Geological Society of London - 1868 - 776 páginas
...are extremely dissimilar to those of Mr. Prestwich and Sir C. Lyell, and are as follows : — First, that the surface of the chalk in the valley of the...present form prior to the deposition of any of the * Quart. Journ. Gcol. Soc. vol. xiii. p. 463. gravel or loess now to be seen there, and in this respect... | |
 | 1868 - 676 páginas
...attention has been drawn. Mr. Tylor's principal conclusions are, (1) that the surface of the chalk had assumed its present form prior to the deposition of any of the gravel or loess now seen resting upon it ; and (2) that the Quaternary deposits indicate a Pluvial period, just as the... | |
 | James Samuelson, William Crookes - 1868 - 664 páginas
...attention has been drawn. Mr. Tylor's principal conclusions are, (1) that the surface of the chalk had assumed its present form prior to the deposition of any of the gravel or loess now seen resting upon it ; and (2) that the Quaternary deposits indicate a Pluvial period, just as the... | |
 | Henry Woodward - 1868 - 666 páginas
...creates a bran new period of his own — a pluvial period. With this implement (notwithstanding that " the valley of the Somme had assumed its present form prior to tlie deposition of any of the gravel or ' loess' now to be seen there"), he floods the valley " eighty... | |
 | 1868 - 472 páginas
...described in this paper plainly tell us is, that the chalk valley of the Somme was excavated exactly to its present form prior to the deposition of any of the gravel now lying in it. Perhaps many layers of gravel may have been deposited and removed again in this ancient... | |
 | 1869 - 400 páginas
...for this purpose, and draws these two principal conclusions : 1. That the surface of the chalk has assumed its present form prior to the deposition of any of the gravel or loess now found resting upon it. 2. That the quaternary deposits indicate a pluvial period, just as the northern... | |
 | 1869 - 400 páginas
...gravel for this purpose, and draws these two principal conclusions: 1. That the surface of the chalk has assumed its present form prior to the deposition of any of the gravel or loess now found resting upon it. 2. That the quaternary deposits indicate a pluvial period, just as the northern... | |
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