[German version]

Roughly hewn, unfinished external surface of a piece of work in stone ( Sculpture or  Architecture). The final shaping of the external surface constituted the final phase of work in both construction and sculpture; up to that point the boss provided protection from damage ( Construction technique;  Sculpting, technique of). Unremoved bosses on buildings may indicate incompleteness, but at times a ‘boss style’ was also seen as a distinct aesthetic element in construction art and was produced quite intentionally. The hoisting or…