A reprint of the privately-produced 1936 edition (with additional material) describing the early cave diving exploration of Wookey Hole Caves by Graham Balcombe, Penelope Powell and others using "hard hat" pump-fed diving equipment.
Details
- Publication Date
- Mar 30, 2011
- Language
- English
- ISBN
- 9781447556640
- Category
- Sports
- Copyright
- All Rights Reserved - Standard Copyright License
- Contributors
- By (author): Graham Balcombe, By (author): Penelope Powell
Specifications
- Format
- EPUB