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http://inquisition.library.nd.edu
code: http://github.com/ndliblis/hydra_exhibitsexhibit
NWDA
http://nwda.projectblacklight.org/
NCSU Libraries
Has a simple view of collection guides: http://historicalstate.lib.ncsu.edu/catalog?commit=Search&f%5Btype_facet%5D%5B%5D=Collection+Guide&per_page=20&q=&qt=search
Code abstracted out into a plugin: https://github.com/jronallo/blacklight_ext_ead_simple