Portage group in Pennsylvania (Q61029583)
scholarly article
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Current Data About Portage group in Pennsylvania
(P31) (Q13442814)

(P50) (Q54612552)
(P1545) 1
(P1932) B. WILLARD

(P304) 1195-1218

(P407) (Q1860)

(P433) 8

(P478) 46

(P577) Saturday, August 31, 1935

(P1433) (Q15756592)

(P1476) "Portage group in Pennsylvania" (language: en)

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External Links
(P356) 10.1130/GSAB-46-1195
(P819) 1935GSAB...46.1195W