JEFFERSON TWP — Dr. William A. Sacksteder, a thoracic surgeon, will discuss wound care at 6 p.m. Thursday in the Haven I dining room, Entrance 2A, 112 Marwood Road.

Sacksteder, a new member of the Butler Health System medical staff, comes to Butler County from Mercy Medical Center-North Iowa. He provides treatment at Butler Health System Wound Center.

Sergeant Harry Callithen II, with his assistant Bullet, both of the Butler County Sheriff's Department, will present “Service Dogs in Law Enforcement” at 1 p.m. Sept. 24 at the Mental Health Association, 140 N. Elm St.Don Young will entertain with music.The hosts will be the Compeer Friendship Program and the Mental Health Association.For more information, call 724-287-1965.

SLIPPERY ROCK — The Ginger Hill Unitarian Universalist Congregation of Slippery Rock will hold a used book sale from 9 a.m. to 4 p.m. Saturday in conjunction with the Slippery Rock VillageFest.GHUUC is located at 174 South Main St.

The Butler Public Library, 218 N. McKean St., will host local master gardener Julie Dandoy at 7 p.m. Sept. 26 at the library. She will present “Winter Prepping Your Garden.”This presentation is part of the library's ongoing public adult programs.Those attending should sign up by visiting the library or by calling 724-287-1715.

LYNDORA — The Sixth Annual Jack Frost Craft and Vendor Show will be from 10 a.m. to 3 p.m. Sept. 28 at the Tanglewood Center, 10 Austin Ave.The show includes a Chinese auction and a concession kitchen will be open.

NORTH WASHINGTON — North Washington, Concord Township and Moniteau graduates will have a school reunion Sept. 28 at the North Washington Fire Hall.For more information, leave a message for Pat Knight at 724-659-4785.