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Olfactory bulb of a dog, vertical section (semi-schematic)

Semi-schematic drawing of a fragment of a vertical section of the olfactory bulb of a dog: Camillo Golgi's image of a dog’s olfactory bulb, impregnated by the Golgi method. (Source: Golgi C. Sulla Fina Struttura del Bulbi Olfattorii. Reggio-Emilia: Stefano Calderini, 1875. See: Shepherd GM, Greer CA, Mazzarello P, Sassoè-Pognetto M. The first images of nerve cells: Golgi on the olfactory bulb 1875. Brain Res Rev. 2011;66[1-2]:92-105. DeFelipe J. Cajal’s Butterflies of the Soul: Science and Art. New York: Oxford University Press, 2010. DeFelipe J. The dendritic spine story: an intriguing process of discovery. Front Neuroanat. 2015;9:14. Public domain.)