Is this hand worth playing?
Subtitle: A problem for investors
By: by Marion Stuart Cann.  The Masaba range considered succinctly both economically and geologically, by Marion Stuart Cann
Publisher: Duluth Stock Exchange
Published: 1892
Place of publication: Duluth
Language: eng
Number of pages: 72
Subjects: Iron mines and mining -- Minnesota; Iron ores -- Minnesota.; Masaba Heights, Minn.
Notes: Cover illus. in colors.