ADD_INTERFACE (Mensural_ligature, "mensural-ligature-interface",
"A mensural ligature",
"delta-pitch flexa-width head-width join-right-amount " // "add-join "
ADD_INTERFACE (Mensural_ligature, "mensural-ligature-interface",
"A mensural ligature",
"delta-pitch flexa-width head-width join-right-amount " // "add-join "