Here's another entry for your collection of books on CAD: Doctor Walt's CADKEY 21+Surfacing Safariô. With a title like that, it might not make it to Broadway, but, says the publisher, Conceptual Product Development, it could help engineers master surface-solid hybrid modeling. Says author Walter Silva, president of Conceptual Product Development, it's a guide to the toolset in CADKEY Workshop 21. Interested? E-mail firstname.lastname@example.org.