diff --git a/doc/src/sgml/installation.sgml b/doc/src/sgml/installation.sgml
index 66196209d6..e8f3ecdd9d 100644
--- a/doc/src/sgml/installation.sgml
+++ b/doc/src/sgml/installation.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/installation.sgml,v 1.325.2.6 2010/01/16 20:38:57 mha Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/installation.sgml,v 1.325.2.7 2010/07/27 18:56:22 petere Exp $ -->
 
 <chapter id="installation">
  <title><![%standalone-include[<productname>PostgreSQL</>]]>
@@ -2269,7 +2269,7 @@ hosts=local4,bind4
 -bash-3.00$ createlang plpgsql template1
 createlang: language installation failed: ERROR:  could not load library "/opt/dbs/pgsql748/lib/plpgsql.so": A memory address is not in the address space for the process.
 </screen>
-    Running as a non-owner in the group posessing the PostgreSQL
+    Running as a non-owner in the group possessing the PostgreSQL
     installation:
 <screen>
 -bash-3.00$ createlang plpgsql template1
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 08f7525fb3..fcb6e62868 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.289.2.3 2010/07/14 17:10:02 tgl Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.289.2.4 2010/07/27 18:56:22 petere Exp $ -->
 
 <chapter id="libpq">
  <title><application>libpq</application> - C Library</title>
@@ -1572,7 +1572,7 @@ PGresult *PQexecParams(PGconn *conn,
             to be text strings.
            </para>
            <para>
-            Values passed in binary format require knowlege of
+            Values passed in binary format require knowledge of
             the internal representation expected by the backend.
             For example, integers must be passed in network byte
             order.  Passing <type>numeric</> values requires
diff --git a/doc/src/sgml/xml2.sgml b/doc/src/sgml/xml2.sgml
index 9dc7dca8c9..51faaccd20 100644
--- a/doc/src/sgml/xml2.sgml
+++ b/doc/src/sgml/xml2.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/xml2.sgml,v 1.7 2009/05/18 11:08:24 petere Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/xml2.sgml,v 1.7.2.1 2010/07/27 18:56:22 petere Exp $ -->
 
 <sect1 id="xml2">
  <title>xml2</title>
@@ -386,7 +386,7 @@ WHERE t.author_id = p.person_id;
    </synopsis>
 
    <para>
-    This function appplies the XSL stylesheet to the document and returns
+    This function applies the XSL stylesheet to the document and returns
     the transformed result. The paramlist is a list of parameter
     assignments to be used in the transformation, specified in the form
     <literal>a=1,b=2</>. Note that the