 P. K. Yonge was a charter member of the reorganized Florida Historical Society in 1902 and served as its president from 1932 until his death in 1934.He was an active collector of Florida historical materials and assembled a vast collection of books and documents that his son, Julien C. Yonge, inherited and further expanded.Julien Yonge later donated the collection, which formed the nucleus of the P.K.