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Pharos

attacking the city. It was also the pivot of a signalling system that stretched along the coast. Fifteen miles to the west, on a ridge among masses of marigolds, the little watch-tower of Abousir is still standing, and it reproduces, in its three stories, the arrangements of Sostratus.


III

"I have taken a city," wrote the Arab conqueror of Alexandria, "of which I can only say that it contains 4000 palaces, 4000 baths, 400 theatres, 12,000 greengrocers, and 40,000 Jews." It contained a lighthouse, too, for the Pharos was still perfect and functioned for a few years more, lighting the retreating fleets of Europe with its beams. Then a slow dissolution began, and it shrinks, looms through the mists of legend, disappears. The first, and the irreparable, disaster was the fall of the lantern in the eighth century, carrying with it scientific apparatus that could not be replaced. Annoyed (say the Arabs) with the magic mirror that detected or scorched their ships, the Christians made a plot, and sent a messenger to Islam with news of a treasure in Syria. The treasure was found, whereupon the messenger reported something supreme—the whole wealth of Alexander and other Pharaohs which lay in the foundations of the lighthouse. Demolition began, and before the Alexandrians, who knew better, could intervene, the mirror had fallen and was smashed on the rocks beneath. Henceforward the Pharos is only a stump with a bonfire on the top. The Arabs made some restorations, but they were