Many university and public libraries house special collections, often donated by wealthy patrons or accumulated over decades. This list takes a look at 15 of the most unique special collections from around the world, with such entries as Michigan State's massive comic art collection.
Michigan State has one of the biggest comic art collections in the world, with more than 150,000 comic books published in the US since 1935 indexed. They don’t stop with comic books however, they also have an exhaustive comic strip collection, including every known book collection of comic strips, as well as over 500,000 hand clipped daily strips filed away in hand made scrapbooks.
http://www.onlinecourses.org/2009/03/05/15-incredible-library-special-collections/
From the Upcoming ueue, submitted by redsfaithful.
http://www.bgsu.edu/colleges/library/pcl/
(steps down from soapbox)