00853nam a22002177a 4500710004600000001001000046003000400056005001700060007000600077008003300083035002100116040003000137074000900167086001800176100002500194245019100219264009200410500005700502504005100559650002500610  aGeological Survey (U.S.)  eissuing body.000980514OSt20200624062631.0cr bn140926s1966 dcua ob f000 0 eng c  a(OCoLC)891382572  aCOPbengcCOPdOCLCOerda  a0620  a| 19.3:1244-C  d1922-qArthur Edward  aCretaceous and Tertiary rocks in the Corozal quadrangle, northern Puerto Rico cby Arthur E. Nelson ; prepared in cooperation with the Economic Development Administration of Puerto Rico.  a[Washington, D.C.]bUnited States Department of the Interior, Geological Survey, c1966  aTitle from title screen (viewed September 15, 2014).  aIncludes Bibliographical references (page 20). 0aGeologyzPuerto Rico