PT - JOURNAL ARTICLE AU - James Putnam Kimball TI - Genesis of iron ores by isomorphous and pseudomorphous replacement of limestone, etc. AID - 10.2475/ajs.s3-42.249.231 DP - 1891 Sep 01 TA - American Journal of Science PG - 231--241 VI - s3-42 IP - 249 4099 - http://www.ajsonline.org/content/s3-42/249/231.short 4100 - http://www.ajsonline.org/content/s3-42/249/231.full SO - Am J Sci1891 Sep 01; s3-42