Columbia subject headings:
Printed ephemera--France--History--19th century--Exhibitions.
Printed ephemera--Germany--History--19th century--Exhibitions.
Prints, French--19th century--Exhibitions.
Prints, German--19th century--Exhibitions.
Harvard subject headings:
Chromolithography--France--Wissembourg--History--19th century--Exhibitions.
Holy cards--France--Wissembourg--History--19th century--Exhibitions.
Popular culture--Europe--History--19th century--Exhibitions.
Popular culture--France--Wissembourg--History--19th century--Exhibitions.
Wentzel, Jean-Frédéric, 1807-1869--Exhibitions.
Princeton subject headings: