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 Joachim Albert of Prussia by himself. All of these concerts would have been done for various charitable organizations. After his arrival in the United States however, it soon emerged that he would do no performing while in the country. Prince Joachim Albert of Prussia Prince Joachim of Prussia (27 September 1876 – 24 October 1939) was a member of the House of Hohenzollern. He was the second eldest son of Prince Albert of Prussia and his wife Princess Marie of Saxe-Altenburg. He is notable for composing music, in particular military waltzes. Prince Joachim's paternal grandparents were Prince Albert of Prussia and Princess Marianne of