Kassel 1982, Installation, view thermographic image of residual heat images C-Print, 180 cm x 135 cmKassel 1983, Installation, view thermographic image of residual heat images, C-Print, 180 cm x 135 cmKassel 1983, thermographic recording of residual heat, 2-4 minutes after leaving the scene, C-Print, 180 cm x 135 cmKassel 1983, thermographic recording of residual heat, 2-4 minutes after leaving the scene, C-Print, 180 cm x 135 cmKassel 1983, thermographic recording of residual heat, 2-4 minutes after leaving the scene, C-Print, 180 cm x 135 cm