style="overflow: hidden; color: #000000; background-color: #ffffff; text-align: left; text-decoration: none; border: medium none;">In 1968 New York’s Museum of Modern Art staged a blockbuster exhibition, Dada, Surrealism and Their Heritage, put together by William Rubin, an authoritative curator. The show included 331 works, not one of them by a Czech artist. Yet Prague had been a flourishing centre of avant-garde art, especially surrealism, between the two world wars – second, arguably, only to Paris.