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The Pittsburgh arithmetic scales ...

Thesis (Ph. D.)--University of Pittsburgh, 1923. / eContent provider-neutral record in process. Description based on print version record.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/580583602
Date January 1923
CreatorsGuy, J. Freeman
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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