Biographical Records
Helfrich, Charles
Subject ID: 42170
| Last Name: | Helfrich |
|---|---|
| First Name: | Charles |
| Gender: | male |
| Notes: | Portrait in HI portrait collection. |
Alternate Names
- Helfrich, Charles
Specialties
Palynology
Subject ID: 42170
| Last Name: | Helfrich |
|---|---|
| First Name: | Charles |
| Gender: | male |
| Notes: | Portrait in HI portrait collection. |
Palynology