Pressey teaching machine (Q7730): Difference between revisions
Espartatuga (talk | contribs) Created claim: subclass of (P2): teaching machine (Q7727) |
Espartatuga (talk | contribs) Created claim: discoverer or inventor (P79): Sidney L. Pressey (Q7731) |
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| Property / discoverer or inventor | |||
| Property / discoverer or inventor: Sidney L. Pressey / rank | |||
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Revision as of 17:15, 11 June 2026
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| default for all languages | No label defined |
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| English | Pressey teaching machine |
No description defined |