Seven men wash the sweat off their toned bodies in a communal shower. Unless you squint and mistake a tightly gripped bar of soap for something else, their limbs are suspended in tantalising proximity but never quite touch.
The German artist Jürgen Wittdorf’s 1963 linocut print, from a series titled Youth and Sport, may look like something out of a top-shelf graphic novel or the virile drawings of the gay liberation icon Tom of Finland.