| 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: | Knapp |
| First Name: | Harry |
| Middle Name: | Whittemore |
| Illustration: | No |
| Address: | 3738 Westminster Place |
| Rank: | Seaman |
| Birth Year: | 1888 |
