Difference between revisions of "Patent of Mary Hallock-Greenewalts colour organ (Q31164)"
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(Created claim: Internal image (P24): Hallockinterface.jpg) |
(Created claim: Type of information (P11): source (Q98)) |
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Revision as of 20:34, 29 April 2023
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Patent of Mary Hallock-Greenewalts colour organ
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No description defined
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