<n>Sound-Space-Study with a moving loudspeaker</n> (1969-1972) by artist <n>Bernhard Leitner</n>.

The <n>Gucci Flashtrek Sneaker</n> from the <n>Gucci Fall 2018</n> collection.

Artist <n>Rebecca Horn</n> with her 1970 performance sculpture, <n>Messkasten</n>. Photo by <n>Achim Thode</n>.

Installation view of <n>Alice Adams</n>'s "Untitled" (1966) at 55 Mercer Gallery, New York, 1971.

<n>Carl Andre</n>'s <n>22 Steel Row</n> (1968) at the <n>Herbert Foundation</n>, 2013. Photo by <n>Philippe De Gobert</n>.