Αποτελέσματα αναζήτησης - "Geology"

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Geological mapping Coal mines and mining 1 Drainage 1

Εξώφυλλο

Notice of a model of the western portion of the Schuylkill or southern coal-field of Pennsylvania in illustration of an address to the Association of American Geologists, on the most appropriate modes for representing geological phenomena /

από Taylor, Richard C. 1789-1851.
Έκδοση 1841

Θέματα: '; “...Geological mapping...”
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Ηλεκτρονική πηγή

Εξώφυλλο

Outline of a method of model mapping with a view to append, by an application of the art of levelling to that of area surveying, the advantage of a section of elevations and depres...

από Denton, J. Bailey 1814-1893.
Έκδοση 1841

Θέματα: '; “...Geological mapping Great Britain...”
Full text online

Ηλεκτρονική πηγή