A 1977 made navy sailor’s cap for the Ship Grossherzogin Elisabeth. Size 58.

Großherzogin Elisabeth is a 1909 German sailing ship built as the San Antonio, a replacement for the 1907 freighter San Antonio which had been lost in a collision at sea.

On January 25, 1914, San Antonio ran aground off the coast of Morocco. In 1929 she capsized near Copenhagen, Denmark; however, she was salvageable and was converted into a coastal trading vessel.

San Antonio was bought from Skillinge in November 1965 by Werner Sandberg New home port was Hovenäset, Sweden Skipper Jan Sandberg San Antonio operated the Baltic Sea and North Sea freight San Antonio is the world's first motor sailor with a diesel engine November 8, 1973, she was acquired by the German shipowner Hartmut Paschburg and was a cruise ship on the Mediterranean for several years, operating with the name Ariadne.

In 1982, the ship was sold to the Kreis of Wesermarsch and the sail training club Schulschiffverein „Großherzogin Elisabeth“ e. V. was founded. This club has been owner of the ship since 1993.

Today, Großherzogin Elisabeth is primarily used for sail training and is based in Elsfleth.