Career
Barry Sheppard wrote: "Larry had no formal higher education, but he knew more about politics and the world than any professor I had ever known..a true worker-intellectual, always reading when he was not explaining something. He had a very strong character."
Trainor"s role in discussions of organizational questions in the SWP in the 1960s is referred to in articles by George Breitman and Frank Lovell listed as references below.