diff -ruNBb a/contrib/mm/ChangeLog b/contrib/mm/ChangeLog
--- a/contrib/mm/ChangeLog	2012-12-03 09:06:32.000000000 +0000
+++ b/contrib/mm/ChangeLog	2013-03-06 22:23:10.149410106 +0000
@@ -1,3 +1,8 @@
+Wed Mar  6 22:18:00 2013  Deri James  <address@hidden>
+
+	* groff_mm.man: Document .PIC flag -B (box). Default position of
+	picture is left (-L)
+
 Sat Nov 17 18:36:56 2012  Anton Shepelev  <address@hidden>
 
 	Fixed the format of header numbers in references.
diff -ruNBb a/contrib/mm/groff_mm.man b/contrib/mm/groff_mm.man
--- a/contrib/mm/groff_mm.man	2011-01-28 09:34:59.000000000 +0000
+++ b/contrib/mm/groff_mm.man	2013-03-06 22:26:59.476553003 +0000
@@ -2077,7 +2077,7 @@
 on the first page.
 .
 .TP
-.BI "PIC \fR[\fP\-L\fR] [\fP\-C\fR] [\fP\-R\fR] [\fP\-I\ " "n\fR]\fP filename \fR[\fPwidth \fR[\fPheight\fR]]\fP"
+.BI "PIC \fR[\fP\-B\fR] \fR[\fP\-L\fR] [\fP\-C\fR] [\fP\-R\fR] [\fP\-I\ " "n\fR]\fP filename \fR[\fPwidth \fR[\fPheight\fR]]\fP"
 Include a PostScript file in the document.
 The macro depends on
 .BR mmroff (@MAN1EXT@)
@@ -2090,6 +2090,10 @@
 and
 .BI \-I\  n
 adjust the picture or indent it.
+With no flag the picture is adjusted to the left.
+Adding a
+.B \-B
+draws a box around the picture.
 The optional
 .I width
 and