Henri R. Heyl (Q3131867)
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American inventor (1842–1919)
- Henry Renno Heyl
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Henri R. Heyl |
American inventor (1842–1919) |
|
Statements
1842
14 September 1842Gregorian
1 reference
Henry R. Heyl papers
0 references
Identifiers
Sitelinks
Wikipedia(2 entries)
- cawiki Henry Renno Heyl
- frwiki Henri R. Heyl