On after-images ...
Published: 1899
Place of publication: New York
Language: eng
Format: [electronic resource]
Number of pages: 61
Subjects: After-images
Other titles: After images.
Notes: Vita.

Pub. also as Columbia university contributions to philosophy, psychology and education, v. 5, no. 2.

Thesis (PH. D.)--Columbia university.

Bibliography: p. 60-61.

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