Engineering diagrams illustrate specific structural details for cell entryways windows and latrine mechanisms at the Carlau Penitentiary near Graz 插畫檔

This technical architectural engraving showcases detailed components and mechanical specifications designed for an individual inmate cell infrastructure located in Austria. Dating from the nineteenth century, the plate features front elevations, lateral cross-sections, and top-down floor layouts illustrating the reinforced wooden entryway door equipped with an inspection hatch, a multi-paned barred window aperture with adjustable opening joints, and a specialized commode or latrine system integrated into the structural wall recesses. The French-language descriptive text identifies these technical components as specialized institutional fittings, drafted at a meticulous administrative engineering scale of 1:25 to record the standardized security features and sanitary advancements implemented in European prisons during this era.