Created by Viktor Almqvist
Contributed by Miguel Sanz
Contributed by Robin Rendle
Contributed by Stephen Coles
Contributed by D. Mx
Contributed by Florian Hardwig
Contributed by Indra Kupferschmid
Contributed by Matthijs Sluiter
Contributed by Nick Sherman
Photo(s) by Frank Grießhammer on Flickr.
Photo(s) by Stephen Coles on Flickr.
Contributed by Herb Lubalin Study Center
Photo(s) by dmorris10003 on Flickr.