A list of researches in education and educational psychology / A. M. Blackwell ; with a foreword by Sir Fred Clarke. Blackwell, A. M. National Foundation for Educational Research in England and Wales. Education Research Bibliography. Educational psychology Bibliography. 016.37015 BLL Presented for higher degrees in the Universities of the United Kingdom, Northern Ireland, and the Irish Republic from 1918 to 1948. At head of title: National Foundation for Educational research in England and Wales. London : Newnes Educational Publishing, 1950. 1950. 1950 Text 173 p. ; eng Publications of the National Foundation for Educational Research in England and Wales ; no. 1