Dr. William Pasteur served as a surgeon in the Virginia line during the Revolutionary war, He .established his first Williamsburg shop in 1759. He then combined forces with John M. Galt and open the Pasteur & Galt Apothecary Shop on Duke of Gloucester Street.

William Pasteur was mayor of Williamsburg City from 1775 to 1776

http://archiver.rootsweb.ancestry.com/th/read/PASTEUR/2001-09/1000631462