PT - JOURNAL ARTICLE AU - W. G. Brown TI - Crystallographic notes AID - 10.2475/ajs.s3-32.191.377 DP - 1886 Nov 01 TA - American Journal of Science PG - 377--380 VI - s3-32 IP - 191 4099 - http://www.ajsonline.org/content/s3-32/191/377.short 4100 - http://www.ajsonline.org/content/s3-32/191/377.full SO - Am J Sci1886 Nov 01; s3-32