William Dering is first recorded as a dancing master in Philadelphia, he is said to have been respected as well for his talents on the French horn and in 1737 he moved to Gloucester County which was founded in 1651.
Dering is first recorded as a dancing master in Philadelphia, Pennsylvania, from 1735 to 1736. A good conversationalist, he is said to have been respected as well for his talents on the French horn; his school also offered lessons in "Reading, Writing, Dancing, Plain Work, Marking, Embroidery, and several other Works: where Likewise young Ladies and Gentlemen may be instructed in the French." Dering had moved to Gloucester County, Virginia by 1737. 1651 
