\documentclass[12pt,a4paper]{article}
\usepackage{palatino}
\usepackage{tgothic}
%\usepackage{tgtermes}
\usepackage[utf8]{inputenc}
\usepackage{gregoriotex}
\usepackage{gregoriosyms}
\usepackage{fullpage}
\usepackage{graphicx}
\usepackage[top=0.2in,bottom=0.7in]{geometry}
\usepackage{fancyhdr}
\usepackage{color}
\pagestyle{empty}

\setlength{\parindent}{0in}
%\addtolength{\textheight}{30pt}
\setlength{\parskip}{3ex plus 2ex minus 2ex}

\def\pdfliteral{} %ugly hack to bypass irritating dvi related issue >:(

\begin{document}

\input Acorn.fd
\newcommand*\initfamily{\usefont{U}{Acorn}{xl}{n}}

\def\greinitialformat#1{%
{\initfamily\fontsize{43}{43}\selectfont\textcolor{red} #1}%
}

\setspacebeforeinitial{3.2mm plus 0em minus 0em}
\setspaceafterinitial{3.2mm plus 0em minus 0em}


%\emph{}\\

\setgrefactor{17}
\grespaceabovelines=0mm

\begin{center}
\begin{Large}\textbf{VIII. de Angelis}\end{Large}
\end{center}

\gresetfirstlineaboveinitial{\textsc{\textbf{\textcolor{red}{. 5.}}}}{\textsc{\textbf{\textcolor{red}{. 5.}}}}
\commentary{{\small \emph{\textcolor{red}{XV-XVI. s.}}}}
\includescore{_kyrie_VIII.tex}

\renewcommand*\initfamily{\tgothfamily}

\gresetfirstlineaboveinitial{\textsc{\textbf{\textcolor{red}{. 5.}}}}{\textsc{\textbf{\textcolor{red}{. 5.}}}}
\commentary{{\small \emph{\textcolor{red}{XVI. s.}}}}
\includescore{_gloria_VIII.tex}

\gresetfirstlineaboveinitial{\textsc{\textbf{\textcolor{red}{. 6.}}}}{\textsc{\textbf{\textcolor{red}{. 6.}}}}
\commentary{{\small \emph{\textcolor{red}{(XI) XII. s.}}}}
\includescore{_sanctus_VIII.tex}

\gresetfirstlineaboveinitial{\textsc{\textbf{\textcolor{red}{. 6.}}}}{\textsc{\textbf{\textcolor{red}{. 6.}}}}
\commentary{{\small \emph{\textcolor{red}{XV. s.}}}}
\includescore{_agnus_VIII.tex}

\gresetfirstlineaboveinitial{\textsc{\textbf{\textcolor{red}{. 8.}}}}{\textsc{\textbf{\textcolor{red}{. 8.}}}}
\commentary{{\small \emph{\textcolor{red}{XV. s.}}}}
\includescore{_ite_VIII.tex}

\end{document}