Decades: 590s - 600s - 610s - 620s - 630s - 640s - 650s - 660s - 670s - 680s - 690s
Years: 640 641 642 643 644 645 646 647 648 649 650
... C. H. Hawes, In the Uttermost East (London, 1903). (P. A. K.; J. T. BE.) Based on an article from 1911 Encycloped ...