This full embroidered patch represents the Three Notch Trail at S-F Scout Ranch which commemorates the Three Notch Road that ran from St. Genevieive to Mine La Motte. There are four components to the trail system-West Loop, East Loop, North Cutoff and South Cutoff.
View the S-F map here: https://stlbsa.org/wp-content/uploads/2020/03/S-F-3