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diff --git a/lisp/register.el b/lisp/register.el
index 447c4c4a595..24487dac7b1 100644
--- a/lisp/register.el
+++ b/lisp/register.el
@@ -21,6 +21,13 @@
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;;; Commentary:
+
+;; This package of functions emulates and somewhat extends the venerable
+;; TECO's `register' feature, which permits you to save various useful
+;; pieces of buffer state to named variables. The entry points are
+;; documented in the Emacs user's manual.
+
;;; Code:
(defvar register-alist nil