Margery de Leigh - Sources

Here’s a start.

http://www.thepeerage.com/p48667.htm#i486663

A bit more.

http://cybergata.com/roots/4448.htm

• Background Information. 713

In or about the time of Henry II, the manor of High Legh had been granted out in moieties to two families who assumed the local name. The progenitor of the West Hall family was Hamon de Legh. Hamon Legh was followed by his son William Legh, and William by Richard Legh. Richard de Legh had issue of Richard, Madoc and Margery who married Aytrop, son of Aytrop of Millinton. Richard's son Richard had a daughter named Agnes.

~George Ormerod's The History of County Palatine and City of Chester, Vol. I, pp. 450, 452-452