Barbara Hepworth, Sun and Marble, 1971Barbara Hepworth made a number of print portfolios between 1969 and 1971 using screenprint and lithograph techniques. She explained how she used these processes to work on ideas which would eventually translate into sculpture, achieving an abstract sense of space, form and texture through the use of transparent smooth layers and bold mark making. Two sets of lithographs were produced with the Curwen Press, London. This included the series The Aegean