Author: Paul Raines
Publication date: October 1998
As of 2021, this book is no longer available from O'Reilly but you can find it at some booksellers still.
Small and neat. Saves looking stuff up in manpages when you just want to check the basic order of arguments. Companion volume to BOOK Tcl/Tk in a Nutshell. Refers to Tcl/Tk 8.0 only.
See also http://www.slac.stanford.edu/%7Eraines/tkref.html for the author's internet web page and original material for the book, as well as http://www.bodenstab.org/ where a version of the material updated to Tcl/Tk 8.4.3 is made available.
A PDF created from the file refbase.ps can be found here: [L1 ]. This file also includes sections on TclX 8.4, Img 1.2.4, tcllib 1.4, tktable 2.8, and VUW Widgets 2.1 packages, and the Vim 6.2 if_tcl interface.