They made new copies for abbeys, monasteries, and colleges; and when, at length, the art of printing was discovered, this work was one of the first on which the magic power of typography was tried.

The original manuscript made by the scribes of the seventy-two, and all the early transcripts which were made from it, have long since been lost or destroyed; but, instead of them, we have now hundreds of thousands of copies in compact printed volumes, scattered among the public and private libraries of Christendom.

In fact, now, after the lapse of two thousand years, a copy of Ptolemy's Septuagint may be obtained of any considerable bookseller in any country of the civilized world; and though it required a national embassage, and an expenditure, if the accounts are true, of more than a million of dollars, originally to obtain it, it may be procured without difficulty now by two days' wages of an ordinary laborer.
Besides the building of the Pharos, the Museum, and the Temple of Serapis, the early Ptolemies formed and executed a great many other plans tending to the same ends which the erection of these splendid edifices was designed to secure, namely, to concentrate in Alexandria all possible means of attraction, commercial, literary, and religious, so as to make the city the great center of interest, and the common resort for all mankind.

They raised immense revenues for these and other purposes by taxing heavily the whole agricultural produce of the valley of the Nile.

The inundations, by the boundless fertility which they annually produced, supplied the royal treasuries.