He served as a member of the Maryland House of Delegates, representing Cecil County in 1888.
On May 15, 1895, he resigned from the station and moved to Hagerstown to join the Potomac Pulp Company as a manager.
[2][4] Caldwell served as a member of the Maryland House of Delegates, representing Cecil County in 1888.
[7] He later worked for the Susquehanna Water Power Company in Wrightsville, Pennsylvania, as a general manager.
[2] He resigned from the role and operated a real estate office at 3 East Lexington Street in Baltimore until his death.