\red{\section*{\black{PREFACE I OF THE NATIVITY OF THE LORD}\\Christ the Light}
}\par
\red{\addcontentsline{toc}{section}{\black{PREFACE I OF THE NATIVITY OF THE LORD}\\Christ the Light}
}\par
\includescore{15aChristTheLightD.1.tex}
\includescore{15aChristTheLightD.2.tex}
\includescore{15aChristTheLightD.3.tex}
\includescore{15aChristTheLightD.4.tex}