Document 6RQM0MjDpKm0YjQVKVBQ3EDjd

April 2, 19*0 Dr. H. H. Schrenk, United States Bureau of Mines, Pittsburgh, Pennsylvania. Dear Dr. Schrenk* I should like to make a correction in the list of papers attached to my letter of February 16. The third paper, "Ex posure to Fluorides in Magnesium Founding and Its Significance * by Edward J. Largent, should also bear the name Ivan F. Ferneau. I shall appreciate it if you will add this name as a co-author. Cordially yours, B555rl"X 7 TCeKoe".H 7"S .* ef