The Iron River iron-bearing district of Michigan /
by R. C. Allen ...
- Lansing, Mich. : Wynkoop Hallenbeck Crawford Co., state printers, 1910.
- viii p., 1 l, 151 p. : ill., XVII (i. e. 19) pl. (part fold.; incl. map in pocket) ; 24 cm.
"Published as a part of the Annual report of the Board of geological and biological survey for 1910."