SURFACE WATERS/analysis fer rare earth radicisatopes By group separation and gammas spectrometry REACTOR COOLANTS/analysis af water, for rare earth radioisotopes by group separation and $gamma$ spectrometry WATER/analysis of reacter effluent, for rare earth radicisctapes by group separation and Sgamma% spectrometry COLUMBIA RIVER/analysis for rare earth radicisatapes by group separation and Sgamma% spectrometry AMERICIUM/determination in ashed biclogical materials by lithium-activated silicon phaton spectrometry PLUTONIUM/determination in ashed biclegical materials by lithium-activated silicon phaton spectrometry BIGLOGICAL MATERIALS/analysis of ashed, for americium and plutonium by lithium-activated silicon phaton spectrometry BERYLLIUM ISOTOPES Be-7/distributian in salmon tissues, determination of, by Sgamma$ spectremetry SODIUM ISOTOPES Na-ee/distribution in salmon tissues, determination af, by $gammas spectrometry SAMARIUM ISOTOPES Sm-153/determination in reactor effluent and river water by grcup separation and tgammat spectrometry TERBIUM ISOTOPES Tb-160/determination in reactor effluent and river water by group separation and $gammat spectrometry YTTRIUM ISOTOPES Y-92/determination in reactor effluent and river water by group separation and gamma spectrometry YTTRIUM ISOTOPES Y-93/determination in reactor effluent and river water by group separation and tgamma%$ spectrometry YTTERBIUM ISOTOPES Yb-169/determination in reactor effluent and river water by group separation and tgamma$ spectrometry Subject Codes (NSA): N2@0140% Chemistry--Analytical & Separatians Chemistry Record - 25 2997033 §NSA-23-012074 GAMMA DOSE RATES AT RONGELAP ATOLL, 1954--1963. Held, E.E. Washington Univ., Seattle. Lab. of Radiation Biclogy Corp. Source Code: 8688000 Publication Date: 1945 16 p. Primary Report No.: UWFL--91 Note: UNCL Journal Announcement: NSAG3 IO049 1b