Variable: ps-footer-offset
ps-footer-offset is a customizable variable defined in ps-print.el.gz.
Value
28.346456692913385
Documentation
Vertical space in points (1/72 inch) between the main text and the footer.
This variable was added, or its default value changed, in Emacs 20.
Probably introduced at or before Emacs version 20.1.
Source Code
;; Defined in /usr/src/emacs/lisp/ps-print.el.gz
(defcustom ps-footer-offset (/ (* 72 1.0) 2.54) ; 1.0 cm
"Vertical space in points (1/72 inch) between the main text and the footer."
:type 'number
:version "20"
:group 'ps-print-vertical)