File:Puzzle box Hand drawn.jpg
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Puzzle_box_Hand_drawn.jpg (408 × 346 pixels, file size: 43 KB, MIME type: image/jpeg)
Captions
Captions
The puzzle box. The animal must here reach his paw between the bars and raise the latch. A spring then gently opens the door.
Summary
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| Description |
English: The puzzle box. The animal must here reach his paw between the bars and raise the latch. A spring then gently opens the door. |
| Date | |
| Source |
Psychology: A Study Of Mental Life by Robert Sessions Woodworth Fig. 49 |
| Author | Woodworth, Robert Sessions (1869-1962) |
upload by User:Blacktc
Licensing
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:48, 25 March 2019 | | 408 × 346 (43 KB) | Blacktc (talk | contribs) | User created page with UploadWizard |
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