PT - JOURNAL ARTICLE AU - Levi Reuben TI - On normal quasi-vision of the moving blood-corpuscles, within the retina of the human eye AID - 10.2475/ajs.s2-31.93.325 DP - 1861 May 01 TA - American Journal of Science PG - 325--338 VI - s2-31 IP - 93 4099 - http://www.ajsonline.org/content/s2-31/93/325.short 4100 - http://www.ajsonline.org/content/s2-31/93/325.full SO - Am J Sci1861 May 01; s2-31