We now have electronic access to the International Encyclopedia of Linguistics*, part of the Oxford Reference Online collection.
The Encyclopedia encompasses the full range of topics in linguistics, including such areas as historical, comparative, formal, mathematical, functional, philosophical, and sociolinguistics.
There are a couple of neat tools in the Oxford Reference Online collection worth pointing out to patrons:
—————————————-
* If patrons prefer the print book version of the International Encyclopedia of Linguistics, we also have the four-volume set in the Reference section at call number P29 .I58 2003.