A rare poster by Oskar Altherr
For more about the extraordinary story of Oskar Altherr, click the links below.
Part one
https://mikedempsey.typepad.com/graphic_journey_blog/2010/02/mountain-man-part-one.html
Part two
https://mikedempsey.typepad.com/graphic_journey_blog/2010/03/mountain-man-part-two-.html
Part three
https://mikedempsey.typepad.com/graphic_journey_blog/2010/04/mountain-man-part-3.html