Robert "Arch" Harry Archibald, 80, of Yardley, PA, passed away peacefully on September 8, 2020. Arch was born on January 19, 1940 in New Kensington, PA to Robert and Katherine Archibald. He graduated from New Kensington H.S. in 1957. He went on to graduate from Carnegie Technical School and the Harvard Business School Advanced Management Program. He worked as a transportation industry consultant for most of his professional career. Arch is survived by his wife, Marian E. Archibald of Yardley, their three children Robert W. Archibald, Susan L. Walcott and Kristin L. Archibald and his five grandchildren, Robert A. Archibald, Madeline J. Archibald, Christopher W. Walcott, Sarah E. Walcott and Olivia A. Walcott. He is preceded in death by his parents Robert and Katherine Archibald. Funeral mass will be held at St. Ignatius Church in Yardley, PA on Friday, Sept 18th at 11:00 am. Visitation will be held at FitzGerald-Sommer Funeral Home 17 S. Delaware Avenue Yardley, PA on Thursday, September 17th from 5:00-7:00 pm, and again on Friday from 10:00am to 11:00am at the church. In lieu of flowers, the family asks for memorial donations be made to the Michael J. Fox Foundation for Parkinson's Research at michaeljfox.org.