http://pec.lib.wvu.edu/record/P60741959-1962Engineering.Serial. Printed Ephemera Collection has: 1959:Oct., 1960:Feb., 1960:June, 1960:Aug., 1960:Oct., 1960:Dec., 1961:Feb., 1961:June, 1959:Oct., 1962:Feb., 1962:June, 1962:Aug., 1962:fall.Engineering Products Company (Charleston, W. Va.)Industrial equipment--Periodicals.14256