000199024 000__ 01333mam\a2200349\a\4500 000199024 001__ 199024 000199024 005__ 20220217103917.0 000199024 007__ heubmb024bbca 000199024 008__ 931117s1992\\\\coua\\\\bb\\\f000\0\eng\d 000199024 035__ $$a(OCoLC)ocm29338309 000199024 035__ $$9AAW8925SI 000199024 035__ $$a199024 000199024 040__ $$aGPO$$cGPO 000199024 049__ $$aISEA 000199024 074__ $$a0624-H (MF) 000199024 0860_ $$aI 19.76:92-699 000199024 1001_ $$aIzett, Glen Arthur,$$d1928- 000199024 24510 $$a♯°Ar-©⁹Ar dating of the Jaramillo Normal Subchron and the Matuyama and Brunhes geomagnetic boundary$$h[microform] /$$cby Glen A. Izett and John D. Obradovich. 000199024 260__ $$a[Denver, Colo.] :$$bU.S. Dept. of the Interior, Geological Survey :$$b[Books and Open-File Reports Section,$$c1992] 000199024 300__ $$a22 leaves :$$bill. ;$$c28 cm. 000199024 4901_ $$aOpen-file report ;$$v92-699 000199024 500__ $$aDistributed to depository libraries in microfiche. 000199024 500__ $$aShipping list no.: 93-1121-M. 000199024 500__ $$a"December 1992." 000199024 504__ $$aIncludes bibliographical references (leaves 12-16). 000199024 533__ $$aMicrofiche.$$b[Denver, Colo. :$$cU.S. Geological Survey,$$d1993]$$e1 microfiche : negative. 000199024 650_0 $$aPotassium-argon dating. 000199024 650_0 $$aGeomagnetism. 000199024 7001_ $$aObradovich, John D. 000199024 7102_ $$aGeological Survey (U.S.) 000199024 830_0 $$aU.S. Geological Survey open-file report ;$$v92-699. 000199024 85230 $$bdfich$$hI 19.76:$$i92-699 000199024 909CO $$ooai:library.usi.edu:199024$$pGLOBAL_SET 000199024 948__ $$ac:rk 000199024 980__ $$aBIB 000199024 980__ $$aGOV RESOURCE