| Source: World War I: Biography and Service Records:
Persons Who Enlisted in St. Louis City and
County Location: Reading room / St. Louis shelves | |
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| Last Name: | Helmholt |
| First Name: | Leroy |
| Illustration: | No |
| Address: | 2654 St. Vincent Ave. |
| Rank: | Machinist Mate 1st Class |
| Birth Year: | 1888 |
