<style face="normal" font="default" size="100%">Tree-Ring Dates from Utah S-W Southern Utah Area</style>

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<style face="normal" font="default" size="100%">Tree-Ring Dates from Utah S-W Southern Utah Area</style>

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6

<style face="normal" font="default" size="100%">Tree-Ring Dates from Arizona C-D Eastern Grand Canyon-Tsegi Canyon-Kayenta Area</style>

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<style face="normal" font="default" size="100%">Tree-Ring Dates from Arizona N-Q Verde-Showlow-St. Johns Area</style>