Extended reprint of the exhibition of the same name catalogue held at the Centre of Contemporary Culture of Barcelona in late 2001 and from which OTB was curator and designer.

    Stair leading protagonist in the universal architecture history; stair as the inspiration for other arts -painting, photography, film, literature -...; stair as an ingenious item endangered victim of the proliferation of regulations and ordinances ... is treated by several specialists and illustrated with many colour illustrations.