Picture credits
This work is licensed under the CC-GNU GPL version 2.0.
The original picture was taken by Renato Zanotti and is availabile from:
http://www.gnome-look.org/content/show.php/mountain+pipe?content=88493.
Application-x-inptools-schematic.svg
This work is licensed under a Creative
Commons License.
It is derived from Application-x-geda-schematic.svg by
Tomaž Šolc.
