Director
| Documental | |
|---|---|
| 1921 |
Sunshine Gatherers |
| 1920 |
The Living World |
Guionista
| Documental | |
|---|---|
| 1920 |
The Living World |
Cinefotógrafo
| Documental | |
|---|---|
| 1920 |
The Living World |
Productor
| Documental | |
|---|---|
| 1916 |
How Life Begins |
| Documental | |
|---|---|
| 1921 |
Sunshine Gatherers |
| 1920 |
The Living World |
| Documental | |
|---|---|
| 1920 |
The Living World |
| Documental | |
|---|---|
| 1920 |
The Living World |
| Documental | |
|---|---|
| 1916 |
How Life Begins |