File:Senator John Heinz History Center - IMG 7812.JPG
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Summary
Exhibit in the Senator John Heinz History Center, 1212 Smallman Street, Pittsburgh, Pennsylvania, USA. There were no restrictions on photography in the museum collections. Aluminum nodules produced by Charles Martin Hall in 1886, using an electrolytic process, which formed the basis of the Aluminum Company of America (Alcoa).
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:23, 7 January 2017 | | 3,264 × 2,448 (2.6 MB) | 127.0.0.1 (talk) | <p>Exhibit in the Senator John Heinz History Center, 1212 Smallman Street, Pittsburgh, Pennsylvania, USA. There were no restrictions on photography in the museum collections. Aluminum nodules produced by Charles Martin Hall in 1886, using an electrolytic process, which formed the basis of the Aluminum Company of America (Alcoa). </p> |
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