The Gallery at Penn College held an opening reception and gallery talk Thursday evening for "Arrested Motion" an exhibit by clay artists Cheryl Tall and Ceil Sturdevant, on display through Aug. 19. Summer hours at the gallery in effect through July 31 are 11 a.m.-5 p.m. Tuesday to Friday, and 1-4 p.m. Saturday and Sunday. Regular hours, which resume Aug. 1, are 1-4 p.m. Saturday and Sunday; 2-8 p.m. Tuesday and Thursday; and 11 a.m. to 5 p.m. Wednesday and Friday.