Books by David A. King

Deals with medieval instruments in general, as precious historical sources. This title focuses on individual astrolabes from the European Middle Ages and early Renaissance that are of singular historical importance. It presents a list of known medieval European astrolabes, ordered chronologically by region.

These 14 studies in English, with additional notes, explain how science was applied to three aspects of Islamic ritual in the Middle Ages: the regulation of the lunar calendar; the organization of the times of the five daily prayers; and the determination of qibla towards the Kaaba in Mecca.