The online application CQPweb offers an interface to a powerful corpus search and analysis engine which can be applied to any textual dataset. CQPweb is an open source software application, deployed at many institutions around the world to offer access to a wide range of corpora. This session will focus on mining a large corpus from Early English Books Online for historical information. Participants should register to use the service at http://cqpweb.lancs.ac.uk/.