diff --git a/doc/maint/README b/doc/maint/README
index 33ffdf3a2..c06599127 100644
--- a/doc/maint/README
+++ b/doc/maint/README
@@ -9,7 +9,7 @@ in the libguile C source change.
 - README is this file.
 
 - docstring.el is a helpful Emacs Lisp library (see source for
-  customziation).  The two key entry points are:
+  customization).  The two key entry points are:
     `docstring-process-module' and
     `docstring-ediff-this-line'.
 
diff --git a/doc/ref/ChangeLog b/doc/ref/ChangeLog
index cdd5ee958..04c1c012f 100644
--- a/doc/ref/ChangeLog
+++ b/doc/ref/ChangeLog
@@ -1,3 +1,9 @@
+2001-11-12  Neil Jerram  <neil@ossau.uklinux.net>
+
+	* scheme-data.texi (Vtables, Structure Basics): Automatic doc
+	updates for struct? and struct-vtable?.
+	(String Searching): Add missing "for".  Thanks to Scott Lenser.
+
 2001-11-08  Neil Jerram  <neil@ossau.uklinux.net>
 
 	* guile.texi (Top): Added new chapter `Programming Options'.
diff --git a/doc/ref/scheme-data.texi b/doc/ref/scheme-data.texi
index 235644c63..8b27b2366 100755
--- a/doc/ref/scheme-data.texi
+++ b/doc/ref/scheme-data.texi
@@ -1415,7 +1415,7 @@ Return @code{#t} iff @var{obj} is a string, else @code{#f}.
 @end deffn
 
 @deffn primitive string-null? str
-Return @code{#t} if @var{str}'s length is nonzero, and
+Return @code{#t} if @var{str}'s length is zero, and
 @code{#f} otherwise.
 @lisp
 (string-null? "")  @result{} #t
@@ -1691,8 +1691,8 @@ equal to @var{s2} regardless of case.
 @node String Searching
 @subsection String Searching
 
-When searching the index of a character in a string, these procedures
-can be used.
+When searching for the index of a character in a string, these
+procedures can be used.
 
 @deffn primitive string-index str chr [frm [to]]
 Return the index of the first occurrence of @var{chr} in
@@ -3762,7 +3762,7 @@ For more information, see the documentation for @code{make-vtable-vtable}.
 @end deffn
 
 @deffn primitive struct? x
-Return @code{#t} iff @var{obj} is a structure object, else
+Return @code{#t} iff @var{x} is a structure object, else
 @code{#f}.
 @end deffn
 
@@ -3795,7 +3795,7 @@ Return the vtable structure that describes the type of @var{struct}.
 @end deffn
 
 @deffn primitive struct-vtable? x
-Return @code{#t} iff obj is a vtable structure.
+Return @code{#t} iff @var{x} is a vtable structure.
 @end deffn
 
 If you have a vtable structure, @code{V}, you can create an instance of