Good sources with references and stories related to the White Horse Tavern & Inn in Chester Country:
History of Chester County, Philadelphia, Pa. 1881, Futhey and Cope; [ACQUIRED]
Chester County and Its People, 1898, W.W. Thomson. Published by The Union History Company, Chicago and New York. [ACQUIRED]
History of Malvern, ed. G. N. Highley, Malvern, Pa. 1964;
Tredyffrin-Easttown History Club Quarterlies, 1931, 1940, 1942;
History of East Whiteland, J. G. Wilson, 1965; [PDF]
Tax Receipts, early Township, at Chester County Historical Society;
“Philadelphia” by Horace Mather Lippincott and Thornton Oakley;
“Survey of Chester County Pennsylvania Architecture: 17th, 18th, and 19th centuries” by Margaret Schiffer, 1984; [ACQUIRED]