1. Editorial

   • John W. Hylin

   EditorialNotes Pages: 1 - 1

2. Selective complexation of impurities in the electron capture gas chromatographic determination of some chlorinated polycyclodiene pesticide metabolites and derivatives

   • J. McKinney
   • L. Fishbein
   • L. Barling

   OriginalPaper Pages: 2 - 8

3. Dieldrin and p,p′—DDT effects on egg production and eggshell thickness of chickens

   • K. L. Davison
   • J. L. Sell

   OriginalPaper Pages: 9 - 18

4. Effects of short-term administration of ethylenethiourea upon thyroid function of the rat

   • S. L. Graham
   • W. H. Hansen

   OriginalPaper Pages: 19 - 25

5. Mercury content of hair of Japanese after emigration to burma or East Pakistan

   • Tsuguyoshi Suzuki
   • Junko Matsubara-Khan
   • Akira Matsuda

   OriginalPaper Pages: 26 - 32

6. GLC separation of heptachlor epoxide oxychlordane, α-and γ-chlordane

   • D. W. Conder
   • P. C. Oloffs
   • Y. S. Szeto

   OriginalPaper Pages: 33 - 35

7. Initial studies on the microbial breakdown of triallate

   • D. Roy Cullimore
   • Alan E. Smith

   OriginalPaper Pages: 36 - 42

8. Rapid method for identifying aldrin in the presence of sulfur by electron capture gas chromatography

   • J. F. Lester
   • J. W. Smiley

   OriginalPaper Pages: 43 - 44

9. Effect of tetrachlorodibenzo-p-dioxin on growth rate and the synthesis of lipids and proteins in rats

   • H. M. Cunningham
   • D. T. Williams

   OriginalPaper Pages: 45 - 51

10. Microbial degradation of DDT metabolites to carbon dioxide, water, and chloride

    • D. D. Focht

    OriginalPaper Pages: 52 - 56

11. Distribution and excretion studies of octachlorodibenzo-p-dioxin in the rat

    • D. T. Williams
    • H. M. Cunningham
    • B. J. Blanchfield

    OriginalPaper Pages: 57 - 62

12. PCB andp,p′-DDE in eggs of cormorants, gulls, and ducks from the bay of fundy, canada

    • V. Zitko
    • P. M. K. Choi

    OriginalPaper Pages: 63 - 64