The Ancient EngineersBallantine Books, 1974 - 450 páginas Traces the advancement of early invention and technology from the first recorded engineering project of early Egypt. |
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Página 106
... hand or by wind- lass in order to shoot again . During the following century , a number of improvements were made in catapults . Some were built in large sizes for shooting balls of stone or brick , weighing from 10 to 180 pounds ...
... hand or by wind- lass in order to shoot again . During the following century , a number of improvements were made in catapults . Some were built in large sizes for shooting balls of stone or brick , weighing from 10 to 180 pounds ...
Página 150
... hand disappears , and enough water flows out the spout into the basin to wash the man's hands . Then the flow of water ceases and the hand comes out with another stone . In another design , a copper animal , such as a horse , stands in ...
... hand disappears , and enough water flows out the spout into the basin to wash the man's hands . Then the flow of water ceases and the hand comes out with another stone . In another design , a copper animal , such as a horse , stands in ...
Página 335
... hand . Some of the earliest guns were of wood strengthened by iron hoops , or of copper and leather . Guns soon evolved in- to cannon and hand guns . The latter at first were small cannon lashed to poles , which the gunners held under ...
... hand . Some of the earliest guns were of wood strengthened by iron hoops , or of copper and leather . Guns soon evolved in- to cannon and hand guns . The latter at first were small cannon lashed to poles , which the gunners held under ...
Contenido
One The Coming of the Engineers | 1 |
Two The Egyptian Engineers | 18 |
Three The Mesopotamian Engineers | 46 |
Derechos de autor | |
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Términos y frases comunes
Agrippa Alexandria ancient aqueducts Arabs arch Archimedes architect Aristotle armor army Assyrian Athens Babylon became began brick bridge bronze builders building built Byzantine called canal castle catapults centuries China Chinese civilization classical columns Demetrios dome early Egypt Egyptian emperor Empire engineering Europe feet fire Frontinus galleys gear Greek Hadrian Hellenistic Hence Herodotos Heron Heron of Alexandria High Middle Ages horse houses Imhotep India invention iron kings Ktesibios Lake land later Leonardo machine mechanical medieval Mediterranean Mesopotamia Mesopotamian Middle Ages miles mill modern Mongols Muslim Nemi ships oars palaces Persian Philon Philon of Byzantium Phoenicians piers pipes probably Ptolemaios pyramid Renaissance river roads Roman Rome roof rowers sail Sennacherib shaft ships side siege statue stone structure temple took tower Trajan treadwheel tunnel turned vault Vitruvius wall water clock water wheel wooden