Annotation:Q1742
Revision as of 13:26, 3 June 2025 by Admin (talk | contribs) (Created page with "Four hemispherical bowls are attached to a horizontal cross of arms of equal length in such a way that their openings stand vertically and are equidirectional in a circle around them. Since the bowls are facing all directions, they evenly indicate any wind force from any direction.")
Four hemispherical bowls are attached to a horizontal cross of arms of equal length in such a way that their openings stand vertically and are equidirectional in a circle around them. Since the bowls are facing all directions, they evenly indicate any wind force from any direction.