LEADER 00000nam 2200193 a 4500
001 0524778
003 UkHlHU
007 t
008 002101 2 1948 000 eng
040 UkHlHU
050 4 QE 434 W7
100 0 Winchell Alexander Newton.
245 00 Elements of optical mineralogy.
260 New York :|bWiley,|c1948.
300 3v.
650 0 Petrography|xPetrology|xRocks.
946 650 |a & |x subfields only. In at least one case all
subfields comprise single words only -- Check for Geac
subject headings
946 650 has non-LCSH elements -- Check for Geac subject
headings
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