Otto B. Blackwell (Q7109513)
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American engineer (1884-1970)
- Otto Bernard Blackwell
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Otto B. Blackwell |
American engineer (1884-1970) |
|
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Wikipedia(5 entries)
- azbwiki اتو بلکول
- enwiki Otto B. Blackwell
- fawiki اتو بلکول
- jawiki オットー・ブラックウェル
- ptwiki Otto Bernard Blackwell