| Collection Descriptive Notes | Lessons 1-18 |
| Collection Technical Notes | Masters were dubbed from the 3.75 ips, half-track publisher’s tapes (on seven-inch reels) lent to the LLA by Roger Utt; JJT, rec. eng., c. 1981. |
| Contributor |
This collection has no playable audio.
| Title | Contributor | Medium |
|---|---|---|
| SPN 12.1 (M) | 1/4 inch audio tape | |
| SPN 12.2 (M) | 1/4 inch audio tape | |
| SPN 12.3 (M) | 1/4 inch audio tape | |
| SPN 12.4 (M) | 1/4 inch audio tape | |
| SPN 12.5 (M) | 1/4 inch audio tape | |
| SPN 12.6 (M) | 1/4 inch audio tape | |
| SPN 12.7 (M) | 1/4 inch audio tape | |
| SPN 12.8 (M) | 1/4 inch audio tape | |
| SPN 12.9 (M) | 1/4 inch audio tape |