TY - BOOK T1 - Spectrographic analyses of insoluble-residue samples Joplin 1° x 2° quadrangle, Missouri and Kansasdrill hole nos. 106, 107 and 108 / DA - 1990. CY - Denver, CO : AU - Bullock, John H. AU - Folger, Helen W. VL - 90-4 CN - I 19.76: PB - U.S. Dept. of the Interior, Geological Survey : PB - Books and Open-File Reports Section, distributor], PP - Denver, CO : PY - 1990. N1 - Distributed to depository libraries in microfice. ID - 263373 KW - Geochemical prospecting KW - Spectrum analysis. TI - Spectrographic analyses of insoluble-residue samples Joplin 1° x 2° quadrangle, Missouri and Kansasdrill hole nos. 106, 107 and 108 / ER -