--- mathmlc2p.xsl	2005-07-11 13:24:08.000000000 -0500
+++ mathmlc2p-14.xsl	2005-07-11 13:29:23.000000000 -0500
@@ -2777,32 +2777,32 @@
 <!-- #################### 4.4.12 #################### -->
 <!-- integer numbers -->
 <xsl:template match="m:integers">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D551;</xsl:text></mi>  <!-- open face Z --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x2124;</xsl:text></mi>  <!-- open face Z --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- real numbers -->
 <xsl:template match="m:reals">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D549;</xsl:text></mi>  <!-- open face R --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x211D;</xsl:text></mi>  <!-- open face R --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- rational numbers -->
 <xsl:template match="m:rationals">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D548;</xsl:text></mi>  <!-- open face Q --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x211A;</xsl:text></mi>  <!-- open face Q --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- natural numbers -->
 <xsl:template match="m:naturalnumbers">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D545;</xsl:text></mi>  <!-- open face N --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x2115;</xsl:text></mi>  <!-- open face N --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- complex numbers -->
 <xsl:template match="m:complexes">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D53A;</xsl:text></mi>  <!-- open face C --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x2102;</xsl:text></mi>  <!-- open face C --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- prime numbers -->
 <xsl:template match="m:primes">
-  <mi><xsl:text disable-output-escaping='yes'>&amp;#x1D547;</xsl:text></mi>  <!-- open face P --> <!-- UNICODE char does not work -->
+  <mi><xsl:text disable-output-escaping='yes'>&amp;#x2119;</xsl:text></mi>  <!-- open face P --> <!-- UNICODE char works -->
 </xsl:template>
 
 <!-- exponential base -->