Contributed by Mark Butchko
Contributed by Herb Lubalin Study Center
Contributed by Matthijs Sluiter
Contributed by Erica Jung
Contributed by Nathan Prost
Contributed by Ian Lanius
Contributed by Garrison Martin
Contributed by [deleted]
Contributed by Florian Hardwig
Contributed by Stephen Coles
Photo(s) by Klaus Hiltscher on Flickr.