http://pec.lib.wvu.edu/record/P115411970-1981Plain sediment.<p> Serial. Printed Ephemera Collection has: v.23:no.2 (1970:Dec.)-v.23:no.3 (1971:Mar.), v.24:no.1 (1971:Nov.)-v.24:no.2 (1972:Mar.), v.25:no.1 (1973:Jan.)-v.25:no.3 (1973:Dec.), v.26:no.1 (1974:Feb.), v.26:no.3 (1974:Dec.)-v.27:no.1 (1975:Apr.), v.27:no.3 (1975:Dec.), v.28:no.1 (1976:Apr.)-v.28:no.2 (1976:Dec.), v.29:no.1 (1977:Feb.)-v.29:no.3 (1977:Dec.), v.30:no.1 (1978:Feb.), v.31:no.1 (1979:Feb.)-v.31:no.3 (1979:Dec.), v.32:no.1 (1980:Mar.)-v.32:no.2 (1980:Dec.), v.33:no.1 (1981:Apr.).</p>West Virginia Water Pollution Control Association.West Virginia Water Pollution Control Association--Periodicals.14256