Vol. s3-32, Issue 190, 1886October 01, 1886 EDT
Origin of the Ferruginous Schists and Iron Ores of the Lake Superior Region
Origin of the Ferruginous Schists and Iron Ores of the Lake Superior Region
Roland Duer Irving,
Irving, R. D. (1886). Origin of the ferruginous schists and iron ores of the Lake Superior region. American Journal of Science, s3-32(190), 255–272. https://doi.org/10.2475/ajs.s3-32.190.255