"Belgique I" (1909), the first Belgian airship, built by Robert Goldschmidt (1877-1935) and funded by Ernest Solvay. Goldschmidt, a brilliant inventor, developed several wireless systems, as well as the first microfiche device for a certain ... Paul Otlet. He also contributed to the organizing of the first Solvay Physics Council, by putting the physicist Walther Nernst in contact with Solvay who financed it