Prince Henry of Prussia (1862–1929) became the club's patron. Henry was interested in motor cars as well and supposedly invented a windshield wiper and, according to other sources, the car horn. In his honor, the "Prinz-Heinrich-Fahrt" (Prince Heinrich Tour) was established in 1908, like the earlier Kaiserpreis a precursor to the German Grand Prix. Henry and his brother William gave patronage to the Kaiserlicher Automobilclub (Imperial Automobile Club). Henry also was an early proponent of introducing submarines and airplanes. He had merchant ships converted into seaplane tenders for operations in the Baltic Sea. Henry respected his brother, but this attitude was not returned in the
Prince Oskar of Prussia Prince Oskar of Prussia Prince Oskar Karl Gustav Adolf of Prussia ("Oskar Karl Gustav Adolf Prinz von Preußen"; 27 July 1888 – 27 January 1958) was the fifth son of Wilhelm II, German Emperor and Augusta Victoria of Schleswig-Holstein. Prinz Oskar was educated as a cadet at Plön, in his mother’s ancestral Schleswig-Holstein, as his brothers had been before him. He made the news in 1902 when he fractured his collar bone after a fall from the horizontal bars. During the early months of the First World War, he commanded Grenadierregiment "Konig Wilhelm I." (2. Westpreussisches) Nr. 7 in the