Collage made from photographs, or parts of photographs, is called photomontage. Castle specialises in photographic trick work, including photomontage. Joiners' or 'panography' is thus a type of photomontage and a sub-set of collage. The caricaturist Segura added to a piquant photomontage that bordered on pornography. Fantasy photomontage postcards were also popular in the late Victorian era and Edwardian era. The album jacket is a photomontage and includes three photographs of Mitchell. He worked as a painter and graphic designer before turning to photomontage and photography. Turcan's statue also formed the basis for a satirical photomontage during World War II. The series used 3D CGI animation combined with photomontage and live action. The Constructivists were early developers of the techniques of photomontage. In 2005, the British Tate Gallery held an exhibition of his photomontage pieces. The world's first retrospective show of photomontage was held in Germany in 1931. Later on, the technique paved the way for yet another artistic process, photomontage. His first published photomontage illustrated Mayakovsky's poem, "About This", in 1923. Kennard's 2011 project was @earth, a story without words told in the language of photomontage.