main.lytex:
\documentclass[12pt]{book}\usepackage[paperheight=10in,paperwidth=7in,margin=0.5in,twoside]{geometry}\usepackage[latin,main=english]{babel} \usepackage{fontspec} \usepackage{fancyhdr} \pagestyle{empty}\lilypondfile[noindent,staffsize=18,line-width=6\in]{Score1.ly} \newpage \lilypondfile[noindent,staffsize=18,line-width=6\in]{Score2.ly}
and process it with the command: lilypond-book main.lytex
