IN MEMORIAM: Hilda Mercun, 94; A Founder Of What Became SFCU ONEONTA – Hilda S. Mercun, 94, of Oneonta, one of the organizers of what became today’s Sidney Federal Credit Union, passed away on Tuesday, June 16, 2015, at Fox Hospital. She was born June 19, 1920, in Herminie, Pa., the daughter of Anthony and Agnes (Kodrich) Slivsek. Hilda was married to Joseph F. Mercun on Nov. 21, 1940 in Worcester. The couple lived in Philadelphia and in Freehold, N.J.,…