Photo(s) by altpapiersammler on Flickr.
Contributed by Florian Hardwig
Photo(s) by mikeyashworth on Flickr.
Contributed by Stephen Coles
Contributed by Pierre Brossard
Photo(s) by Bart Solenthaler on Flickr.
Contributed by Claudio Piccinini
Contributed by Antoine Pazat
Contributed by René Villeaux