401581 ENERGY RESEARCH AND DEVELOPMENT ADMINISTRATION Nevada Operations Office Assistant Manager for Environment and Safety 12-9-76 Dr. Walter W. H. Weyzen Human Health Studies Programs DBER, HQ Walter, I thought you and Bill Burr might be interested to read the attached excerpt froma trip report of Dr. Victor Nelson (U of W) who accompanied Knud Knudsen and Nat Greenhouse on the September trip. / 2 C_? Roger Ray Enclosure: as stated fr fel&er AATZ. - 7,6 fLev #2 G7 — GP Z