--- a/dottes.tex	Sun Oct 08 16:49:53 2017 +0100
+++ b/dottes.tex	Sun Oct 08 17:06:09 2017 +0100
@@ -45,23 +45,26 @@
 \makeatother
 
 % Show the main tune graphic and optional change.
-% Args are tune name, tune title, tune subtitle, composer, tune graphic
-% filename, notes, history.
-\newcommand{\showtune}[7]{%
+% Args are tune name, tune title, tune subtitle, tradition, composer,
+% tune graphic, filename, notes, history.
+\newcommand{\showtune}[8]{%
   \phantomsection
   \begin{tabularx}{\textwidth}{LCR}
       \addcontentsline{toc}{section}{#2}
-      & \hypertarget{#1}{\Large{#2}} & \emph{#4} \tabularnewline
+      & \hypertarget{#1}{\Large{#2}} & \emph{#5} \tabularnewline
       \ifemptyarg{#3}{}{%
         & #3 & \tabularnewline
       }
+      \ifemptyarg{#4}{}{%
+        & \emph{#4} & \tabularnewline
+      }
       \multicolumn{3}{c}{%
-        \includegraphics[width=\textwidth,height=0.8\textheight,keepaspectratio]{#5}%
+        \includegraphics[width=\textwidth,height=0.8\textheight,keepaspectratio]{#6}%
       }\tabularnewline
   \end{tabularx}
-  #6
+  #7
 
-  #7
+  #8
   \vfill
 }