This booklet was researched and prepared for the participants on the Mast Gathering Tour through Berks, Lancaster, and Schuylkill Counties that took place on Aug. 2, 2019, during the 2019 Mast Gathering Reunion. Tour guides were Paul Kurtz, Lemar Mast, Dot Moss, and Nicholas Stoltzfus. The following Amish-Mennonite Settlements and their immigrants are discussed: Cumru Twp. Shillington and Mohnton families; Tulpehocken; Pine Grove; Northkill Shartlesville families; Irish Creek Valley; Maiden Creek; Cumru Twp. Reading; and the Conestoga Valley. (28pp. color illus. Masthof Press, 2019.)