000			002880000a22001330004500
008			140223b1971 xxu||||| |||| 00| 0 eng d
041			_aENG
080			_aH2 L1
082			_aH2 L1
100			_aSparks (B W)
245			_aRocks and relif
260			_c1971
650			_aPetrology
999			_c156327 _d156327