Alexander the Great in the Quran River in the Punjab in 326 BC, his army nearly mutinied and refused to march further east, exhausted by years of campaigning. Alexander's desire to reach "the ends of the Earth" was instilled by his tutor Aristotle: Alexander derived his concept of `Asia' from the teaching of Aristotle, for whom `the inhabited earth' was surrounded by `the Great sea' Ocean, and was divided into three areas – `Europe, Libya and Asia.' Thus the earth was not round but flat, and `Asia' was limited on the west by the Tanais (Don), the inland sea and the Nile, and on the east
Alexander del Mar money. Del Mar dedicated much of his free time to original research in the great libraries and coin collections of Europe on the history of monetary systems and finance. Alexander del Mar, of Jewish-Spanish descent, was born in New York City, August 9, 1836 as oldest son of Jacob and Belvidere Alexander del Mar. He lived for a short period of time in the United Kingdom with his uncle Emanuel del Mar and there received an education in humanities from a private tutor, Arthur Helps (later knighted, becoming Sir Arthur Helps). He was instructed in history, literature, law, and political