TY - BOOK AU - Jordan,Robert R. TI - Columbia (Pleistocene) sediments of Delaware, AV - QE95 .A353 no. 12 PY - 1964/// CY - Newark, Del. KW - Geology KW - Delaware KW - Geology, Stratigraphic KW - Pleistocene KW - Sand KW - Sediments (Geology) N1 - Bibliography: p. 42-45 ER -