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قراءة كتاب History of Sanitation

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History of Sanitation

History of Sanitation

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دار النشر: Project Gutenberg
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class="x-ebookmaker-pageno" title="[4]"/>for centuries. Travelers speak of wells drilled by Chinese, centuries ago, to a depth of 1,500 feet.

In the valley of the Nile are many famous wells. Joseph's Well[1] at Cairo, near the Pyramids, is perhaps the most famous of ancient wells. It is excavated in solid rock to a depth of 297 feet and consists of two stories or lifts. The upper shaft is 18 by 24 feet and 165 feet deep; the lower shaft is 9 by 15 feet and reaches to a further depth of 132 feet. Water is raised in two lifts by means of buckets on endless chains, those for the lower level being operated by mules in a chamber at the bottom of the upper shaft, to which access is had by means of a spiral stairway winding about the well.


Well at the Rancho Chack

In America, the use of wells as a means of water supply is of great antiquity, dating back to pre-historic races. In the United States, along the valley of the Mississippi, artificially walled wells have been found that are believed to have been built by a race of people who preceded the Indians. Primitive tribes that lived in the hills sometimes had their ingenuity taxed to provide a water supply. In the hills or mountains of Yucatan, at Santa Ana, in the Sierra de Yucatan, there exists a well of great antiquity that shows the difficulty under which the aborigines labored in their search for water. The well is located on the Rancho Chack. It is not known whether this well was constructed by hand labor or is one of the numerous caverns in the rock, fashioned by the boundless forces of nature, and with which the hills abound. Water is reached after descending by ladder a distance of over 100 feet and traversing a passage 2,700 feet long or about half a mile in length. The rocky sides of the tunnel are worn smooth by the friction of clothes or bodies brushing against the surface, and the roof of the tunnel is black from soot and smoke from countless torches that have lighted water bearers to the spot where a pool of clear, lukewarm water bars the passage. How many centuries this little subterranean pool has supplied water to the natives of this region there is no means of ascertaining. The well is used at the present time, and perhaps when Carthage was a village, Rome a wilderness, and Christianity unthought of, this little pool of water hidden in the bowels of the earth and accessible only after traversing a dark, slippery, perilous passage, was to the Indians of that locality what the old oaken bucket was to the New England villagers of the seventeenth and eighteenth centuries.

Decoration


ANCIENT ROMAN FOVNTAIN AT CORINTH

GREEK PEASANTS WASHING CLOTHES

From Stereograph, copyright 1908 by Underwood & Underwood, N. Y.

(See page iv)


CHAPTER II

Chapter II

Synopsis of Chapter. Cisterns—Early Mention of Cisterns—Cisterns of Carthage—Early Methods of Raising Water—Water Carriers—Pool of Siloam—Pool of Solomon—Aqueducts—Carthagenian Aqueduct—Aqueducts of Rome—Aqueducts of Segovia, Spain—Trophies of Marius.

The storage of water in cisterns or reservoirs is by no means a modern practice. The earliest tribes of whom we have any traditions or records resorted to this method for providing a supply of water. In xi Kings, 18-31, the first mention is made of cisterns in "Drink ye every one the water of his cistern." The methods employed by the ancients to construct cisterns must have been laborious and unsatisfactory. Cement at that time was unknown and bricks were not made, so that the modern cistern, as we know it, could not have existed. No doubt in some localities where clay was plentiful the cisterns were scooped out of the earth and puddled with clay, just as many reservoirs of to-day are made. This method of constructing a cistern, however, would limit the form to a cup-shaped affair, which would be very difficult to roof over. If the cisterns were not covered, as much water might be lost by evaporation as would be used by the inhabitants, so that at its best a clay-puddled cistern must have been an unsatisfactory affair. In the locality of mountains and quarries, cisterns were hewn out of the solid rock. "They have forsaken me the fountain of living waters and hewed them out cisterns, broken cisterns that can hold no water."—Jer. 2-3. Rock-hewn cisterns must have made ideal storage reservoirs for water. The darkness of the cavern would prevent the growth of vegetation, while the thick walls of rock, affording a shelter from the sun, would keep the water cool and refreshing.

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