die Seiten und der Einband sind altersbedingt gebräunt, fleckig, The American Specimen Bank Project has gone successfully through both feasibility and pilot phases, and the potential usefulness of such a specimen banking System is clearly evident. It is easy to imagine how stored samples can be used to show trends of various existing environmental Chemicals, and how we can go back and analyze stored samples should additional Chemicals of that we consider the overall objective and an organizatlonal management scheme for the Specimen Bank Project on a national scale, since other U.S. government agencies have recently joined with the National Bureau of Standards (NBS) and Environmental Protection Agency (EPA) in the banking of environmental and nutrltional specimens. Additional agencies may also join the effort--several having expressed interest in what a National Specimen Bank can contribute. ... (FOREWORD) 3b1b