-5- independeut laboratory. Both John and Al mentioned problems can arise when a new crew of people arrives. are not made at such times. It’s difficult to insure that protocol changes Ms. Barnes felt that insufficient data were available to decide whether the IMP was seriously underestimating concentrations. She encouraged She felt hasty conclusions field experiments soil Am should not be made at this time. to help resolve the questions, and noted that if a separate IMP-soil calibration data are inadequate for that purpose. is required on each island, the present