...are mentioned by Mohammedan travelers in that country in the ninth century. After all this, it seems idle to quote the saying of Pliny, that the sun-dial was originally invented by Anaximander of Miletus (550 B. C.); but that curious writer, to whose appetite for information we owe so much, felt bound to give an origin for everything. He might even have read in Homer (950 B. C.), the not very recon...