- evenHeaderMarkup = \markup \fill-line { \roman-page-number "SECOND PART" \null }
- oddHeaderMarkup = \markup \fill-line { \null "SECOND PART" \roman-page-number }
+ page-number-type = #'roman-upper
+ evenHeaderMarkup = \markup \fill-line {
+ \fromproperty #'page:page-number-string
+ "SECOND PART"
+ \null
+ }
+ oddHeaderMarkup = \markup \fill-line {
+ \null
+ "SECOND PART"
+ \fromproperty #'page:page-number-string
+ }