1. A New Precision Casting Technic;Scheu;J.A.D.A,1933
2. Hygroscopic Expansion of Some Casting Investments;Landgren;J. D. Res,1950
3. Reproducibility of Gold Castings Made by Present Day Dental Casting Technics;Suffert;J.A.D.A,1955
4. Evaluating Gold Inlay Casting Technics;Lund;University of Michigan Thesis,1954
5. Hollenback Vacuum Investing Technic, Directions, Kerr Manufacturing Company, Detroit, Michigan.