The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan
The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan
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In our eReader you can find the full English version of the book. Read The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan
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To quickly assess the difficulty of the text, read a short excerpt:
Further, the outline of a smaller obelisk drawn upon the surface of the large one (figs. 6 and 7), which can be well seen just after sunrise, is of almost exactly the same dimensions as that now known as the Lateran obelisk at Rome, the work of Tuthmosis III, her co-regent and successor. These evidences of date should, however, be accepted with a good deal of caution.
The obelisk was abandoned owing to fissures in the granite, as the possibility of erecting a very large obelisk depends entirely... on the rock being sound, particularly near the middle (p. 75). Here, although the granite is of extremely good quality, it is by no means flawless, and from the very outset of the work the cracks and fissures seem to have given the ancient engineers a 28 THE PROBLEM OF THE OBELISKS great deal of anxiety. Though parting fairly evenly under the action of wedges, the natural fissures in the granite are most erratic ; a small fissure in one level or position may, in a couple of metres, become a gaping crack into which one could insert the blade of a knife ; con- versely, what appears to be a deep fissure may disappear at a lower level.
What to read after The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan?
You can find similar books in the "Read Also" column, or choose other free books by Reginald Engelbach to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
Further, the outline of a smaller obelisk drawn upon the surface of the large one (figs. 6 and 7), which can be well seen just after sunrise, is of almost exactly the same dimensions as that now known as the Lateran obelisk at Rome, the work of Tuthmosis III, her co-regent and successor. These evidences of date should, however, be accepted with a good deal of caution.
The obelisk was abandoned owing to fissures in the granite, as the possibility of erecting a very large obelisk depends entirely... on the rock being sound, particularly near the middle (p. 75). Here, although the granite is of extremely good quality, it is by no means flawless, and from the very outset of the work the cracks and fissures seem to have given the ancient engineers a 28 THE PROBLEM OF THE OBELISKS great deal of anxiety. Though parting fairly evenly under the action of wedges, the natural fissures in the granite are most erratic ; a small fissure in one level or position may, in a couple of metres, become a gaping crack into which one could insert the blade of a knife ; con- versely, what appears to be a deep fissure may disappear at a lower level.
What to read after The Problem of the Obelisks From a Study of the Unfinished Obelisk At Aswan?
You can find similar books in the "Read Also" column, or choose other free books by Reginald Engelbach to read onlineMoreLess
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