Watch List notes:

Helbing, Otto, Nachf. Auktion [51 a]. (München, 12 April 1927). 124 pp.; 1-1521 lots; 46 pl.. 26.5 x 20.5 cm. J. Spring 294; Collection of B[runner] in M[agedeburg] of coins and medals of Magdeburg and Brandenburg; indexed. Near Fine, minor tear on spine, slight internal cover separation, with pencil marks .

Duplicate from the Library of the American Numismatic Society.