Boot Fountain in Solothurn
Der Tisch in Appenzell
Born in Appenzell, Switzerland, Signer started his career as an artist later in life at the age of 28, after working as an architect’s draughtsman, a radio engineer apprentice, and a short stint in a pressure cooker factory. He holds degrees from arts institutions in Switzerland and Poland. He studied at the Schule für Gestaltung in Zurich and Lucerne between 1966 and 1971. He studied at the Academy of Fine Arts in Warsaw, Poland from 1971-1972.
Signer's work has grown out of, and has affinities with both land art and performance art, but they are not typically representative of either category.[1] It is often being described as following the tradition of the Swiss engineer-artist, such as Jean Tinguely and Peter Fischli & David Weiss
continue reading HERE
thank you Wikipedia