TREES 1976, Corsica, France, lone pine tree (a) 1976, Dordogne, France, walnut tree 1976, Kt. Zurich, Switzerland, fir trees in snow 1976, Kt.Zurich, Switzerland, apple tree in snow 1976, Lozère, France, ash tree in the wind 1976, Vermont USA, maple trees in autumn (b) 1977, Bourgogne, France, oak trees in winter 1977, Champagne, France, elm tree 1977, Champagne, France, mistletoe 1977, Derbyshire, UK, landscape with beech trees 1977, Derbyshire, UK, lime trees 1977, Derbyshire, UK, old oak tree, with snow (b) 1977, Derbyshire, UK, weeping beech tree 1978, California, USA, two oak trees 1978, France, bare oak 1978, Nevada, USA, aspen trees in snow 1982, near Paris, France, cropped lime tree 1982, Normandy, France, misty landscape with oak tree 1982, Normandy, France, willow tree (a) 1993, Bourgogne, France, oaks Slide 1 Slide 1 (current slide) Slide 2 Slide 2 (current slide) Slide 3 Slide 3 (current slide) Slide 4 Slide 4 (current slide) Slide 5 Slide 5 (current slide) Slide 6 Slide 6 (current slide) Slide 7 Slide 7 (current slide) Slide 8 Slide 8 (current slide) Slide 9 Slide 9 (current slide) Slide 10 Slide 10 (current slide) Slide 11 Slide 11 (current slide) Slide 12 Slide 12 (current slide) Slide 13 Slide 13 (current slide) Slide 14 Slide 14 (current slide) Slide 15 Slide 15 (current slide) Slide 16 Slide 16 (current slide) Slide 17 Slide 17 (current slide) Slide 18 Slide 18 (current slide) Slide 19 Slide 19 (current slide) Slide 20 Slide 20 (current slide)