DRAWINGS Walls Have EarsWater colour on roll of original 1940s wallpaper, 2018100 x 56 x 5cm Walls Have Ears (detail)Water colour on roll of original 1940s wallpaper, 2018100 x 56 x 5cm WatchingWater colour on a 1943 examined & stamped envelope, Sent from Switzerland to London 2020Envelope size 11.5cm x 17cm Watching (back)Water colour on a 1943 examined & stamped envelope, Sent from Switzerland to London 2020Envelope size 11.5cm x 17cm