diff --git a/Library/intro.txt b/Library/intro.txt
index c5c2373..906e0eb 100644
--- a/Library/intro.txt
+++ b/Library/intro.txt
@@ -1 +1,8 @@
-This book is for tunes that may not be part of the regular Havoc session or dance repertoire, but which I want to try over.
+This is a txt2tags input file.
+The first 3 lines are headers, and are ignored.
+
+This book is for tunes that are not part of the regular
+Havoc session or dance repertoire.
+
+Typically these tunes have either fallen out of popularity at sessions,
+or are simply tunes that I like.
diff --git a/Morris/intro.txt b/Morris/intro.txt
index 7fada5d..832aa80 100644
--- a/Morris/intro.txt
+++ b/Morris/intro.txt
@@ -1 +1,7 @@
-This book provides the dots for all dance tunes commonly performed by Cry Havoc.
+This is a txt2tags input file.
+The first 3 lines are headers, and are ignored.
+
+This book provides the dots for the music to all the dances
+performed by Cry Havoc. The name of the dance is given as the tune title.
+If the name of the tune differs from the name of the dance, the tune
+name is given in the subtitle.
diff --git a/Session/intro.txt b/Session/intro.txt
index ecd7c11..65aac71 100644
--- a/Session/intro.txt
+++ b/Session/intro.txt
@@ -1 +1,13 @@
-This book provides the dots for all tunes commonly played at Cry Havoc music sessions.
+This is a txt2tags input file.
+The first 3 lines are headers, and are ignored.
+
+This book provides the dots for the tunes commonly played at Cry Havoc
+music sessions.
+
+The set of tunes played at sessions does tend to vary over time. Some
+tunes are perennial favourites and so are included here automatically.
+Others are less regular, and so their inclusion is to some extent a
+personal choice. I aim to only include tunes that I remember hearing at
+a session in the not too distant past, but nobody keeps a detailed log
+of what gets played, so the choice is imprecise. And may well be influenced
+by personal preference.
diff --git a/dottes.tex b/dottes.tex
index 9cbd2af..c3c4486 100644
--- a/dottes.tex
+++ b/dottes.tex
@@ -181,7 +181,7 @@ Havoc musicians come in all shades of experience and ability.
 This collection is intended to help those like me who are inexpert with
 instrument and folk music generally, but have a little musical background.
 
-\input{intro.txt}
+\input{intro.tex}
 
 Being folk tunes, many of the tunes herein have many variations.
 The music presented here is my attempt at reflecting what the musicians
diff --git a/makeBooke.sh b/makeBooke.sh
index 476d442..2dcb9b7 100755
--- a/makeBooke.sh
+++ b/makeBooke.sh
@@ -25,7 +25,7 @@ mkdir -p $builddir
 cp dottes.tex $builddir
 cp buildno.txt $builddir
 cp buzzard.pdf $builddir
-for item in title subtitle intro instrument
+for item in title subtitle instrument
 do
     rm -f $builddir/$item.txt
     if [ -r $booke/$item.txt ]; then
@@ -34,6 +34,15 @@ do
         touch $builddir/$item.txt
     fi
 done
+for item in intro
+do
+    rm -f $builddir/$item.tex
+    if [ -r $booke/$item.txt ]; then
+        txt2tags --no-headers --target=tex --outfile=$builddir/$item.tex $booke/$item.txt
+    else
+        touch $builddir/$item.tex
+    fi
+done
 
 for filename in $dir/*.${papersize}.tex
 do
diff --git a/makeWeb.sh b/makeWeb.sh
index 7b1a072..b96d017 100755
--- a/makeWeb.sh
+++ b/makeWeb.sh
@@ -38,7 +38,7 @@ if [ -r $bookedir/subtitle.txt ]; then
     subtitle=`cat $bookedir/subtitle.txt`
 fi
 if [ -r $bookedir/intro.txt ]; then
-    intro=`cat $bookedir/intro.txt`
+    intro=`txt2tags --no-headers --target=html --outfile=- $bookedir/intro.txt`
 fi
 
 if [ -n "$instrument" ]; then