Andrew Isles Natural History Books recently purchased the highly specialised limnology collection of the late Professor Bill Williams, Chair in Zoology at the University of Adelaide. The extensive collection, with over 1000 titles, will feature in a series of email catalogues to be issued over the coming months. To receive these catalogues by email, visit http://www.andrewisles.com/AndrewIsles/join.cfm and subscribe to the free email listings or contact the address below: