1. Advan. Chem. Ser. 27(1960).
2. Advan. Chem. Ser. 38(1963).
3. Aerojet General Corp.OSW Res. Develop. Progr. Rept. 86, PB181574, 1964.
4. Aerojet General Corp. Rept. 2821, 1964.
5. Aerojet General Corp. “Reverse Osmosis as a Treatment for Waste Water,” report submitted to Advanced Waste Treatment Branch, Robert A. Taft Sanitary Engineering Center, U.S. Public Health Service. We are indebted to Dr. F. M. Middleton for permission to quote from the prepublication copy of the report.