You might have never heard of this comic strip before, but a strip called The Brilliant Mind of Edison Lee has run a sequence this week built around Edison's grandfather appearing on TPIR.
Here's Monday's strip:
http://www.chron.com/apps/comics/showComic...amp;name=Edison
For Tuesday, replace the 20090316 with 20090317; Wednesday, 20090318; Thursday, 20090319; Friday, 20090320; Saturday, 20090321.
Brian