Tracing the Wear of the Life of Labor. The visual art of Jan Muche (b. 1975, Herford; lives and works in Berlin) revolves around forms that bring to mind structural steelwork, giant industrial installation components, or scaffolding. His constructivist-abstract paintings and sculptures look back on steel as a symbol of industrialization and the working class, which featured in unflappably cheerful and adulatory depictions that were characteristic...