| Source: Alumni Directory, 1874-1947 (Official Publication of Missouri School of Mines and Metallurgy, a Division of the University of Missouri). Bulletin, General Series, Volume 39, Number 4, December 1947. Location: MO / 378 / M69smb | |
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| Last Name: | Koch |
| First Name: | Donald |
| Middle Name: | Henry |
| Address: | 6627 Hoffman |
| Class Year: | 1947 |
| Page: | 110 |
