Francis Spinoy, a Belgian caver who was active in the Swiss Sieben-Hengste network since 1970, is currently producing some nice Powerpoint presentations, mostly from its old slides (which were scanned at least). The text is in french… but an image is an image, isn’t it ?
The first one has just been released, and you can [...]
Tag Archives: 1970s
Retro pictures from Sieben-Hengste exploration
October 20, 2009 – 9:49 am