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- 21016728 contributor B613567.
- 21016728 created "1921.".
- 21016728 date "1921".
- 21016728 date "1921.".
- 21016728 dateCopyrighted "1921.".
- 21016728 description "Thesis (PH. D.)--Columbia University, 1921.".
- 21016728 extent "3 p. l., 175 p., 1 l.".
- 21016728 issued "1921".
- 21016728 issued "1921.".
- 21016728 language "eng".
- 21016728 subject "Q181 .M4".
- 21016728 subject "Science Study and teaching.".
- 21016728 subject "Scientific apparatus and instruments.".
- 21016728 title "The educational value of certain after-school materials and activities in science, by Morris Meister ...".
- 21016728 type "text".