paper_->set_variable (ly_symbol2scm ("first-page-number"),
scm_long2num (*first_page_number));
paper_->set_variable (ly_symbol2scm ("is-last-bookpart"),
ly_bool2scm (is_last));
/* Generate all stencils to trigger font loads. */
paper_->set_variable (ly_symbol2scm ("first-page-number"),
scm_long2num (*first_page_number));
paper_->set_variable (ly_symbol2scm ("is-last-bookpart"),
ly_bool2scm (is_last));
/* Generate all stencils to trigger font loads. */