Clouds and Spitfires - Sir Walter Thomas Monnington - Framed art PrintFramed Modern Art art print (35 x 40 cm) by Sir Walter Thomas Monnington. Buy this print framed for 160. Buy this print unframed for 50. Framed Size is 35 x 40 cm. Other print sizes and frame styles are available. To buy, or to see more size and frame options, select 'Choose frame'.. About this artwork Sir Walter Thomas Monnington, an English painter, is well known for his war artist work. In 1943, Monnington got in touch with the War Artists Advisory