On page 10 (section 1.1.4) of Writing R Extensions version 2.1.1 the following two phrases appear: define these function in a file after the packages is The 's' from 'functions' fell down the page and attached itself to 'package'. Patrick Burns patrick at burns-stat.com +44 (0)20 8525 0696 http://www.burns-stat.com (home of S Poetry and "A Guide for the Unwilling S User")