Tate Papers ISSN 1753-9854 Tate Papers no.5 Spring 2006 Email In this Issue °ä´Ç²Ô²õ³Ù²¹²ú±ô±ð’s Sketch for Hadleigh Castle : A Technical Examination Natasha Duff A Lively Parrot: Frances Hodgkins's Wings Over Water Sarah Hillary and Joyce H. Townsend Military Avoidance: Marcel Duchamp and the 'Jura-Paris Road' Kieran Lyons 'Poor abraded butterflies of the stage': Sickert and the Brighton Pierrots Nicola Moorby All Systems Go: Recovering Jack Burnham’s ‘Systems Aesthetics’ Luke Skrebowski