diff --git a/fon/fon.pl b/fon/fon.pl
index 2931cf3..68322a3 100755
--- a/fon/fon.pl
+++ b/fon/fon.pl
@@ -4,9 +4,14 @@
 use MIME::Base64;
 use Encode;
 use utf8;
+use Getopt::Long;
+use POSIX qw(strftime);
+use File::Temp qw(tempdir);
 
 binmode( STDOUT, ":utf8" );
 
+our %options;
+
 my %multichar;
 my %escapechar;
 
@@ -16,6 +21,8 @@
 my %O;
 my %M;
 
+GetOptions( 'pdf=s' => \$options{pdf}, ) or die;
+
 my $SRCH = shift || '.';
 
 get_ldap_addressbook( \%L );
@@ -26,21 +33,25 @@
     }
 }
 
-my @order = ( 'name', 'room', 'fone', 'mail' );
+if ( $options{pdf} ) {
+    phonebook_pdf( $options{pdf} );
+}
+else {
+    my @order = ( 'name', 'room', 'fone', 'mail' );
 
-exit unless exists( $O{name} );
+    exit unless exists( $O{name} );
 
-my $e = scalar( @{ $O{name} } ) - 1;
+    my $e = scalar( @{ $O{name} } ) - 1;
 
-for my $i ( 0 .. $e ) {
+    for my $i ( 0 .. $e ) {
 
-    for my $k (@order) {
-        printf "%-*s   ", $O{ $k . '_l' }, $O{$k}[$i];
-    }
-    printf "\n";
+        for my $k (@order) {
+            printf "%-*s   ", $O{ $k . '_l' }, $O{$k}[$i];
+        }
+        printf "\n";
 
+    }
 }
-
 exit;
 
 sub match_entry {
@@ -73,6 +84,8 @@ sub push_entry {
     push @{ $O{name} }, $t;
     $l > ( $O{name_l} || 0 ) and $O{name_l} = $l;
 
+    push @{ $O{abk} }, substr( $e->{sn}[0], 0, 1 ) . " " . substr( $e->{givenName}[0], 0, 1 );
+
     $t = join( '/', map { s/\(.*?\)|Betriebsarztraum|\s+//g; $_ } @{ $e->{roomNumber} } );
     $l = len($t);
     push @{ $O{room} }, $t;
@@ -90,9 +103,9 @@ sub push_entry {
 }
 
 sub exec_ldapsearch {
-    my (@args) = @_;                                         # eg 'ldapsearch'
+    my (@args)  = @_;                                                                          # eg 'ldapsearch'
     my $command = '/package/ldap/openldap/bin/ldapsearch';
-    my @ARGS = ( '-x', '-H', 'ldap://ldap.molgen.mpg.de/', '-ZZ', '-o', 'ldif-wrap=no' );
+    my @ARGS    = ( '-x', '-H', 'ldap://ldap.molgen.mpg.de/', '-ZZ', '-o', 'ldif-wrap=no' );
     exec $command, @ARGS, @args;
     die "exec failed: $!\n";
 }
@@ -107,7 +120,7 @@ sub get_ldap_addressbook {
 
     my $pid = open P, '-|';
     defined $pid or die "$!\n";
-    $pid or exec_ldapsearch( '-b', 'dc=addressbook,dc=apps,dc=molgen,dc=mpg,dc=de' );
+    $pid         or exec_ldapsearch( '-b', 'dc=addressbook,dc=apps,dc=molgen,dc=mpg,dc=de' );
     binmode P, ':utf8';
 
     while (<P>) {
@@ -146,6 +159,94 @@ sub get_ldap_addressbook {
     return;
 }
 
+sub stime {
+    my $fmt  = shift;
+    my $time = shift;
+    return strftime( $fmt, localtime($time) );
+}
+
+sub texfoncut {
+    my $f = shift;
+    if ( $f eq 'n/a' ) {
+        return '---';
+    }
+    if ( length($f) > 5 ) {
+        $f =~ s/(\d\d\d\d\d)(?=\d)/$1\\-/g;
+        $f =~ s{/}{ }g;
+        $f = '\scriptsize{' . $f . '}';
+    }
+    return $f;
+}
+
+sub phonebook_pdf {
+
+    my $OUTFILE = shift;
+
+    if ( -e $OUTFILE ) {
+        die "file already exists: $OUTFILE.";
+    }
+
+    my $TEXTEMPLATE;
+
+    while (<DATA>) {
+        $TEXTEMPLATE .= $_;
+    }
+
+    #    my $tmpdir = '/scratch/local/fon-1';
+    #    system('mkdir -v -p -m 700 '.$tmpdir);
+
+    my $tmpdir = tempdir( '/scratch/local/fon-XXXXXXXX', CLEANUP => 1 );
+
+    my $texsrc = "$tmpdir/fon";
+
+    my @order = ( 'name', 'room', 'fone', 'mail' );
+
+    my $e = scalar( @{ $O{name} } ) - 1;
+
+    my $row = '';
+
+    for my $i ( 0 .. $e ) {
+        next if ( $O{room}[$i] . $O{fone}[$i] eq '--' );
+        $row .= $O{abk}[$i] . " & ";
+        my $pt = '';
+        for my $k (@order) {
+            my $a = $O{$k}[$i];
+            if ( $k eq 'mail' ) {
+                $a = '\verb|' . $a . '|';
+            }
+            if ( $k eq 'fone' ) {
+                $a = texfoncut($a);
+            }
+            $row .= $pt . $a;
+            $pt = ' & ';
+        }
+        $row .= "\\\\\n";
+    }
+
+    my $TEX = $TEXTEMPLATE;
+
+    my $TITLE = 'Telefonliste';
+    $TEX =~ s/::TITLE::/$TITLE/g;
+
+    my $today = stime( '%A', time() );
+    $TEX =~ s/::TODAY::/$today/g;
+
+    my $now = stime( '%d.%m.%Y %H:%M', time() );
+    $TEX =~ s/::NOW::/$now/g;
+
+    $TEX =~ s/::ROW::/$row/g;
+
+    open T, '>', "$texsrc.tex" or die "cannot write $texsrc.tex:$!";
+
+    binmode( T, ":utf8" );
+    print T $TEX;
+    close T;
+    system("cd $tmpdir && ( pdflatex $texsrc && pdflatex $texsrc ) </dev/null");
+    if ( -e "$texsrc.pdf" ) {
+        system( 'cp', '-v', "$texsrc.pdf", $OUTFILE );
+    }
+}
+
 sub s2a {
     $_ = shift;
     s/(\xc2|\xc3)(.)/$multichar{$1}{$2}||$1.$2/eg;
@@ -217,3 +318,56 @@ BEGIN
     );
 
 }
+
+__DATA__
+\documentclass[oneside,a4paper,10pt]{article}
+%\usepackage{showframe}
+\usepackage{fancyhdr}
+\usepackage{longtable}
+\usepackage{lastpage}
+
+\pagestyle{fancy}
+
+\makeatletter
+
+\setlength{\tabcolsep}{8pt} % Default value: 6pt
+\renewcommand{\arraystretch}{1.3} % Default value: 1
+
+\setlength{\evensidemargin}{0pt}
+\setlength{\oddsidemargin}{0pt}
+\setlength{\marginparwidth}{10pt}
+
+
+%\setlength{\textheight}{24cm}
+%\addtolength{\headsep}{-1in}
+\addtolength{\textwidth}{2in}
+\setlength{\parindent}{0pt}
+
+
+\renewcommand{\@evenhead}{\Large{::TITLE::}\hfil \normalsize\hfil Blatt \thepage{} von \pageref{LastPage}}
+\renewcommand{\@oddhead}{\@evenhead}
+
+\renewcommand{\@evenfoot}{%
+\normalsize\slshape Telefonliste \hfil Ausdruck vom ::NOW:: Uhr \hfil \upshape %
+Blatt \thepage{} von \pageref{LastPage}}
+\renewcommand{\@oddfoot}{\@evenfoot}
+
+\let\thefootnote\relax
+
+\makeatother
+
+
+\begin{document}
+%\oddpagelayoutfalse
+%\twocolumnlayoutfalse
+\footnote{Um Mitarbeitende telefonisch zu kontaktieren, wählen Sie bitte \texttt{030-8413} plus der in der Liste angegebenen Nummer.}
+
+\begin{longtable}{|c|p{5cm}|p{22mm}|p{18mm}|l|}%
+\hline
+\textbf{A-Z} & \textbf{Name} & \textbf{Raum} & \textbf{Tel.} & \textbf{\texttt{E-Mail}}\\
+\hline\hline
+\endhead
+::ROW::
+\hline
+\end{longtable}\label{lp}
+\end{document}