Columbia subject headings:
Church decoration and ornament--Germany--Helmarshausen (Karlshafen)--Congresses.
Helmarshausen (Abbey : Germany)--Congresses.
Helmarshausen (Karlshafen, Germany)--Church history--Congresses.
Illumination of books and manuscripts, German--Germany--Helmarshausen (Karlshafen)--Congresses.
Harvard subject headings:
Catholic Church--Liturgy--Texts--Illustrations--Congresses.
Evangeliaries--Illustrations--Congresses.
Evangeliarium Heinrici Leonis--Congresses.
Illumination of books and manuscripts, German--Germany--Helmarshausen (Karlshafen)--Congresses.
Illumination of books and manuscripts, Medieval--Germany--Helmarshausen (Karlshafen)--Congresses.
Illumination of books and manuscripts, Ottonian--Germany--Helmarshausen (Karlshafen)--Congresses.
Princeton subject headings:
Catholic Church--Liturgy--Texts--Illustrations--Congresses.
Evangeliaries--Illustrations--Congresses.
Evangeliarium Heinrici Leonis--Congresses.
Illumination of books and manuscripts, German--Germany--Helmarshausen (Karlshafen)--Congresses.
Illumination of books and manuscripts, Ottonian--Germany--Helmarshausen (Karlshafen)--Congresses.