The People's Chronology (Ref 902.02 Tra). "A year by year record of human events from prehistory to present."
Dictionary of the Middle Ages (Ref 909.07 Str). This multi-volume encyclopedia describes persons, places and events in the "...Latin West, the lands of the caliphate in the East, and the Muslim-Christian areas of North Africa."
Times Atlas of World History (Ref 911 Barr) This offers timelines, maps, and essays to periods, not individual years.
Encyclopedia Americana (Ref 000 EA) The century essays offer orientating information about a particular century. e.g. Ninth Century in vol. 20; Tenth Century in vol. 26.
Websites
Encyclopedia Britannica [GMC login required] This is the multivolume Encyclopedia Britannica, and the web site provides search engines by which you can search names, places, events, etc.. There is a link to Timelines on the first page.
CREDO Reference [GMC login required] Online access to reference sources, including The Hutchinson Chronology of World History.