John D. Hamaker (Q6228169)
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mechanical engineer, ecologist, agronomist
- John Hamaker
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | John D. Hamaker |
mechanical engineer, ecologist, agronomist |
|
Statements
1914
0 references
1994
0 references
Identifiers
Sitelinks
Wikipedia(1 entry)
- enwiki John D. Hamaker