EditorialSkating-rink on ice produced by the new machine Raoul Pierre Pictet (1846-1929). Swiss physicist and the first person to liquefy nitrogen. Engraving 19th century.
EditorialSkating-rink on ice produced by the new machine Raoul Pierre Pictet (1846-1929). Swiss physicist and the first person to liquefy nitrogen. Engraving 19th century.