Category:John Howard Northrop
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|Name in native language||John Howard Northrop|
|Date of birth||5 July 1891|
|Date of death||27 May 1987|
|Manner of death|
|Country of citizenship|
|Field of work|
Media in category "John Howard Northrop"
This category contains only the following file.
- John Howard Northrop.jpg 280 × 396; 56 KB