Watch List notes:

Helbing, Otto, Nachf. Auktion [56]. (München, 17 June 1929). 212 pp.; 3712 lots; 38 pl.. 26 x 20.5 cm. Collections of Talers and gold coins; Cologne, and Pfalz; estimate sheet; indexed. Very Good, back cover torn, small tear on spine, a few pencil marks.

Duplicate from the Library of the American Numismatic Society.