Diagram of the lead-bearing crevices near Dubuque, Iowa.

Diagram of the lead-bearing crevices near Dubuque, Iowa.

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Bibliographic Details
Corporate author / creator:	Iowa Geological Survey.
Imprint:	[Des Moines : Iowa Geological Survey, 1858] (Boston : L.B. Bradford & Co.'s Lith.)
Description:	1 map : hand col. ; 55 x 61 cm.
Language:	English
Subject:	Lead mines and mining -- Iowa -- Dubuque Region -- Maps. Lead mines and mining. Iowa -- Dubuque Region. Maps.
Cartographic data:	Scale [1:15,840]. 4 in. to 1 mile.
Format:	Map Print
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/7468872

Hidden Bibliographic Details
Notes:	"Iowa geological report, 1858."

Description
Item Description:	"Iowa geological report, 1858."
Physical Description:	Scale [1:15,840]. 4 in. to 1 mile. 1 map : hand col. ; 55 x 61 cm.