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#Quadrupeds (series IV) #Circles #Letters presenting a special form of writing #Bisons, bulls #Heads of elk #Animals of Series IV stylized #One circle #Circles containing representations of animals, parts of animals' bodies or plants #Circles containing one or more letters #Circles with dark surfaces or parts of surfaces #Letters linked to a figurative element #Monograms formed of intertwined, overlapping or otherwise combined letters #Letters in light-coloured characters on a dark background