16 May 1977
- Cave Creek Canyon; Vista Point
- 1700 meters
- Deciduous Forest
- NAGRA IV-S
NOTES: (Gen. Climate: Dry. Cover Density: Medium.) High pass - 240.
[Fifteen Type 3 songs of BNA account. Quality changed from 3 to 2-3 (quite a bit of hiss and some handling noise but there is some signal here) - CAM - 1 April 2005]