00861cam a22002291 4500 gs 06000020 DLC 20260227111303.0 810904s1887 mnuf 000 0 eng c gs 06000020 (OCoLC)7727154 Library, U. S. Geological Survey NBuU DLC premarc QE127 .A22 Wadsworth, Marshman Edward, 1847- Preliminary description of the peridotytes, gabbros, diabases and andesytes of Minnesota. By M. E. Wadsworth. St. Paul, The Pioneer press company, 1887. ix p., 2 leaves, [3]-158 p., 1 leaf. xii col. pl. 25 cm. Minnesota. Geological and natural history survey. Bulletin no. 2 Each plate accompanied by leaf with descriptive letterpress. Petrology Minnesota. 24373 24373