e-fluxArchitectureSubscribeFleeting Frames of LaborLuuk SmitsLeft: Splitting a stone in two by hammering metal pins. Source: @instrum.world. Center: Debarking a tree trunk. Source: @lux_marmar. Right: Manually cutting marble with a machine. Source: @masterwoodscraftsman.Building AssemblagesJanuary 2026© 2026 e-flux and the author