He served his religion in a variety of positions and at different places. He was rector of churches in Bustleton, Pa., Wilmington, Del., Mauch Chunk, Pa., Toledo, Ohio, and Sayre, Pa. He lived in England from 1879 to 1887.
Bishop Coleman was Grand Chaplain of the Grand Lodge of Masons of Pennsylvania and prelate of the Knights Templar, Chaplain General of the Society of the War of 1812, Chaplain of the Delaware Society of the Cincinnati, and Vice President of the Delaware Historical Society. He was elected a thirty-third degree Mason by the Consistory in Boston in September 1907.
- A History of the Lehigh Valley (1872)
- The Church in America (1895)
- A History of the Church in the United States (1901, in the "Oxford Church Text Series")
- Raphael Morgan (Robert Josias Morgan, who was ordained to the Episcopal Deaconate by Bp. Coleman).
- The New York Times. Bishop Coleman of Delaware Dies. Sunday December 15, 1907. Page 13.
- The New York Times. Bishop Coleman of Delaware Dies. Sunday December 15, 1907. Page 13. (Obituary)