BÏF§ZF+18 Simultaneità e Chimismi lirici ( BÏF§ZF+18. Simultaneity and Lyrical Chemistry) is a poetry book and artist's book published in 1915 by the Italian futurist Ardengo Soffici. Despite its rarity, the book has become famous as one of the finest examples of futurist 'words-in-freedom', and has been described as 'absolutely the most important book that came out of Florentine Futurism'.

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Source: BÏF§ZF+18