[1] In 1840 he hoped to gain further experience in the office of Richard Upjohn, then engaged on Trinity Church in New York, and an associate of Parris in 1834.
[2] Morse, in the company of Seth Wells Cheney, traveled through Europe for five years, with a home base in Florence at the studio of Horatio Greenough.
About 1851 Morse joined the office of English immigrant architect George Snell, then engaged on the design of Boston Music Hall.
In the same year, Morse was commissioned to design a house in Providence for a close friend, the artist Thomas Frederick Hoppin.
After the departure from Providence and eventual death of Thomas Alexander Tefft, Morse was the city's leading architect for several years.
However, this fell out of favor in his later years, and he transitioned to other styles, including the High Victorian Gothic, Romanesque Revival and Queen Anne.
[10] He designed many prominent buildings in Providence, including the old Rhode Island Hospital and Sayles Hall on the campus of Brown University.