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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A diagnostic study of the subject matter of high school chemistry

Powers, Samuel Ralph, January 1924 (has links)
Thesis (Ph. D.)--University of Minnesota, 1923. / Vita. Published also as Teachers college, Columbia university. Contributions to education no. 149. Bibliography: p. 84.
2

A diagnostic study of the subject matter of high school chemistry

Powers, Samuel Ralph, January 1924 (has links)
Thesis (Ph. D.)--University of Minnesota, 1923. / Vita. Published also as Teachers college, Columbia university. Contributions to education no. 149. Bibliography: p. 84.

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