| Collection Descriptive Notes | |
| Collection Technical Notes | |
| Contributor | Unnamed |
This collection has no playable audio.
| Title | Contributor | Medium |
|---|---|---|
| PTG 1.1 (M) | 1/4 inch audio tape | |
| PTG 1.2(M) | 1/4 inch audio tape | |
| PTG 1.3(M) | 1/4 inch audio tape | |
| PTG 1.4(M) | 1/4 inch audio tape | |
| PTG 1.5(M) | 1/4 inch audio tape | |
| PTG 1.6(M) | 1/4 inch audio tape | |
| PTG 1.7 (M) | 1/4 inch audio tape |