--- a/Depth4Image.st	Wed Oct 13 01:45:08 1993 +0100
+++ b/Depth4Image.st	Wed Oct 13 01:45:09 1993 +0100
@@ -1,4 +1,14 @@
-'From Smalltalk/X, Version:2.7.1 on 9-Aug-1993 at 20:32:37'!
+"
+ COPYRIGHT (c) 1993 by Claus Gittinger
+              All Rights Reserved
+
+ This software is furnished under a license and may be used
+ only in accordance with the terms of that license and with the
+ inclusion of the above copyright notice.   This software may not
+ be provided or otherwise made available to, or used by, any
+ other person.  No title to or ownership of the software is
+ hereby transferred.
+"
 
 Image subclass:#Depth4Image
          instanceVariableNames:''
@@ -7,6 +17,17 @@
          category:'Graphics-Display Objects'
 !
 
+Depth4Image comment:'
+COPYRIGHT (c) 1993 by Claus Gittinger
+              All Rights Reserved
+
+this class represents 4 bit / pixel images (vga,  greyscale etc.)
+
+$Header: /cvs/stx/stx/libview/Depth4Image.st,v 1.2 1993-10-13 00:45:09 claus Exp $
+
+written summer 93 by claus
+'!
+
 !Depth4Image methodsFor:'accessing'!
 
 bitsPerPixel