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Specimen USF 09120




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Specimen USF 09121




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Specimen USF 09122




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Specimen USF 09123




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Specimen USF 09124




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Specimen USF 09125




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Specimen USF 09126




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Specimen USF 09127




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Specimen USF 09128




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Specimen USF 09129




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Specimen USF 09130




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Specimen USF 09131




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Specimen USF 09132




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Specimen USF 09133




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Specimen USF 09134




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Specimen USF 09135




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Specimen USF 09136




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Specimen USF 09137




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Specimen USF 09138




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Specimen USF 09139




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Specimen USF 09140




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Specimen USF 09141




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Specimen USF 09142




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Specimen USF 09143




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Specimen USF 09144




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Specimen USF 09145




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Specimen USF 09146




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Specimen USF 09147




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Specimen USF 09148




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Specimen USF 09149




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Specimen USF 09150




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Specimen USF 09151




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Specimen USF 09152




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Specimen USF 09153




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Specimen USF 09154




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Specimen USF 09155




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Specimen USF 09156




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Specimen USF 09157




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Specimen USF 09158




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Specimen USF 09159




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Specimen USF 11000 Climacograpus




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Specimen USF 11001




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Specimen USF 11003 Graptolites




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Specimen USF 11005




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Specimen USF 11008 Dicranograptus




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Specimen USF 11011




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Specimen USF 11012




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Specimen USF 11013




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1988: Fifth International Symposium on Vulcanospeleology Excursion Guide Book Pre-Activity: November 4-9, 1988 Post-Activity: November 13-20, 1988




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1988: Fifth International Symposium on Vulcanospeleology Program Izunagaoka, Japan, 9-11 November 1988