In the shadow of the Royal Library of Belgium in Brussels, an extraordinary collection of over four hundred fairground ephemera recently surfaced at a vintage poster shop. This historical trove comprises an assortment of advertisements from the funfair season in the city of Leuven, providing a vivid glimpse into the world of popular visual and performance culture around 1900. These fragile documents shed light on many facets of fairground culture during that time, including the promotion of attractions and personalities, the variety of spectacles, and the overall organization of the fairs.…