(5) Summer-on Trial, 1965: A One-Year Follow-up Study December 19, 2017December 27, 2017 Charles J. Gelso South Georgia College Citation: Gelso, C. J. (1967). Summer-on trial, 1965: a one-year follow-up study. Florida Journal of Educational Research, 9(1), 37-43. Download: Gelso.91.pdf (1567 downloads )