Watch List notes:

Helbing, Otto, Nachf. Auktion 78. (München, 20 March 1935). 1-84 pp.; 1700 lots; no plate. 26.5 x 20.5 cm. Coins and medals of Schwaben; other European coins and medals; numismatic books; indexed. Very Good; front cover torn, a few lots marked in pencil.

Duplicate from the Library of the American Numismatic Society.