[2][3] He served in the United States Army for two years and then did his master's in Political Science from the University of Pennsylvania in 1954.
[4][5] Baxter held various senior foreign service posts between 1965 and 1978 in India, Pakistan, Afghanistan, Ghana, and Bangladesh.
[4][6] From 1978 to 1980, he was the Officer-in-Charge for International Scientific Relations for the Near East, South Asia, and Africa.
[7][2] He edited and annotated the book, Diaries of Field Marshal Mohammad Ayub Khan, 1966-1972.
[9] Baxter was a trustee of the J.C. Blair Memorial Hospital Foundation and a member of the Huntingdon Rotary Club, Blair Country chapter, Sons of the American Revolution, Society of Mayflower Descendants, and the Huntingdon Presbyterian Church.