HORNE-PENN BERTHA M.L. Age 96, peacefully on May 25, 2018. Survived by her loving family and close friends. The family will hold a public memorial service celebrating her life Wednesday, June 6, 2018, 10 a.m. at Grace Memorial Presbyterian Church, 1000 Bryn Mawr Rd. 15219. Send condolences post-gazette.com/gb