PETERSON William Henry Peterson, age 78 of Derby, entered into rest on Thursday, September 9, 2010 at Griffin Hospital. He was the loving husband of Katherina (Lehmann) Peterson for 56 years. On Sunday, friends may call in the Edward F. Adzima Funeral Home, 253 Elizabeth St., Derby from 2 to 4 pm. On Monday, his funeral will leave the parlor at 8:30 a.m. for a Mass of Christian Burial at St. Mary Church at 9 a.m. Burial with full military honors will follow in Mt. St. Peter's Cemetery. Friends may view full obituary and leave condolences at www.adzimafh.com.