animalSnailBeings · NatureSnail as an animal people have named and used. Progress, Slow pace, Protection — one living kind, not a single symbol.Snail is historically related to Iron.In Baker's A Dictionary of Men's Wear, Snail is placed beside Iron as concrete shop companions.from William Henry Baker · A Dictionary of Men's Wear, 1908 (Gutenberg #76299; PD in the USA)historically related to · sourced · documentedSpiral resembles Snail.In Vitruvius’s Ten Books on Architecture, spiral channels on the surface naturally look just like those of a snail shell — the spiral is likened to that snail-shell channeling.from Vitruvius; Morris Hicky Morgan (translation) · De Architectura, 1st century BCE; Morgan English 1914resembles · sourced · documentedsourcesA Dictionary of Men's Wear · William Henry BakerWilliam Henry Baker, A Dictionary of Men's Wear (1908).De Architectura · Vitruvius; Morris Hicky Morgan (translation)Vitruvius, The Ten Books on Architecture, trans. Morris Hicky Morgan (1914).