Graphic depiction of Aspergillus Fumigatus as illustrated in “A treatise on the diseases of the ear including the anatomy and physiology of the organ together with the treatment of the affections of the nose and pharynx which conduce to aural disease” (1894, page 219, Fig. 64) by Mark Hovell and published by J. & A. Churchill (London, UK). The figure legend reads “Aspergillus Fumigatus: Hyphae and Organs of Fructification. Culture in Gelatine. x 60. (Siebenmann). The image was digitalized by Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library; image modified by MIC). The cover is published under the Creative Commons Attribution (CC BY) license.