HARMONY — Shelby Miller Ruch will sign copies of her book "Harmony" and display vintage pictures of the community from 5 to 8 p.m. Friday at Bottlebrush Art Gallery and Shop, 539 Main St.

Ruch's book chronicles more than 250 years of Harmony area history, people, places and events. Proceeds benefit Historic Harmony, the nonprofit volunteer historical society that operates the Harmony Museum.

For information, call the gallery at 724-452-0539 or Historic Harmony at 724-452-7341 or visit www.bottlebrushgallery.com or www.harmonymuseum.org.

MIDDLESEX TWP — The Lighthouse Foundation, 1302 E. Cruikshank Road, will offer free computer classes starting the week of Jan. 11.Classes offered will be computer for beginners and Microsoft Excel,For information, call Dave Miller at 724-898-4673, Ext. 34.

Saint Andrews United Presbyterian Church and Operation Spay/Neuter will hold a pet photo contest in conjunction with the annual New Year's Eve chili cook-off at Saint Andrews.To enter the contest, send a 3½-by-5-inch or 4-by-6-inch photo of your pet to Saint Andrews United Presbyterian Church, Attn: Pet Photo Contest, 201 E. Jefferson St., Butler, PA 16001.Deadline is Dec. 29. Limit one pet per photo. There is no fee to enter.For information, call the church office at 724-287-4777.

Have you experienced a miracle? If so, the Eagle would like to include you in an upcoming Focus story.To share your experience with Butler Eagle readers, call Sandy Marwick at 724-282-8000, Ext. 252.