Dear reader I made a stupid typing error when I mentioned the adress of the BookBridge page. It should have been: http://www.bookbridge.nl/index.html or http://www.bookbridge.nl/ These people offer summaries of new books in hundreds of categories. Sorry if you tried in vain to reach them. Rolf R. van de Pavert home: office: Statistics Netherlands The Hague Environment Sector The Netherlands Flora and Fauna lnmrpvtt at pi.nl rpvt at cbs.nl pavelaer at pi.nl