Abstract: The Savery family of Chester County, Pennsylvania, produced two generations of eminent mechanical engineers. Savery family papers consists of materials of the eldest son William H. Savery's (1865-1949) diaries, his father Thomas H. Savery (1837-1910) correspondence and notebooks documenting his career as a mechanical engineer, and the documents relating to Savery/Webb family property near Longwood Gardens, Hamorton and Parkerville, Pennsylvania.