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U.S. Geological Survey Publications Warehouse · 2011. 3. 16. · 30 Tfu Tfu Qgc 18 19 40 127 Tfu 33 161 21 4 80 4 5 45' Tfu .Ttu Qgc 36 Qgm 118 13 24 Q gm Tfu 62 Qgm / Qgm Qgc ÀQgm

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Page 1: U.S. Geological Survey Publications Warehouse · 2011. 3. 16. · 30 Tfu Tfu Qgc 18 19 40 127 Tfu 33 161 21 4 80 4 5 45' Tfu .Ttu Qgc 36 Qgm 118 13 24 Q gm Tfu 62 Qgm / Qgm Qgc ÀQgm