| Source: World War I: Biography and Service Records:
Persons Who Enlisted in St. Louis City and
County Location: Reading room / St. Louis shelves | |
 | |
| Last Name: | Keller |
| First Name: | Otto |
| Middle Name: | T. |
| Illustration: | No |
| Address: | 5438 North Kingshighway Blvd.; 4251 Russell Ave. |
| Rank: | Private |
| Birth Year: | 1892 |
