micrococcus micrococcus prodigiosus, acetic acid bacterium, cholera spirillum spirillum cholerae asiaticae, anthrax bacillus bacillus anthracis, obermeier's spirochete, sarcina ventriculi - 微球菌 幅插畫檔、美工圖案、卡通及圖標
infectious agents (microscopically magnified), wood engravings, published ca. 1890 - 微球菌 幅插畫檔、美工圖案、卡通及圖標