PT - JOURNAL ARTICLE AU - Sullivant, W. S. AU - Wormley, T. G. TI - On Norbert's test plate and the striae of diatoms AID - 10.2475/ajs.s2-31.91.12 DP - 1861 Jan 01 TA - American Journal of Science PG - 12--17 VI - s2-31 IP - 91 4099 - http://www.ajsonline.org/content/s2-31/91/12.short 4100 - http://www.ajsonline.org/content/s2-31/91/12.full SO - Am J Sci1861 Jan 01; s2-31