J. Rush BaldwinJ. Rush Baldwin was an American politician from Maryland. He served as a member of the Maryland House of Delegates, representing Harford County, from 1947 to 1954.CareerBaldwin was a Democrat. Baldwin was appointed to succeed John E. Clark as a member of the Maryland House of Delegates after Clark resigned in 1947. Baldwin represented Harford County in the House of Delegates from 1947 to 1954.