Thanks to Stephen Challener for contributing this piece of art. 

The tileset was found at Open Game Art, and was modified to use an alphachannel instead of purple colorkey, 
and also slightly modified the offsets of tiles to make it fit better into a 16x16 tileset.

http://opengameart.org/content/16x16-indoor-rpg-tileset-the-baseline

Artist:
Stephen Challener (Redshrike) (Email contact form)

License(s):
CC-BY 3.0

