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"A. Bacilli mingled with blood corpuscules from the blood of a guinea-pig; some of the bacilli dividing. B. The rodlets after three hours' culture in a drop of aqueos huor. They grow out into long leptothrix-like filaments, which become separate later, and spores are developed in the segments." — Encyclopedia Britannica, 1910

Bacillis Anthracis

"A. Bacilli mingled with blood corpuscules from the blood of a guinea-pig; some of the bacilli dividing.…