The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Mount St. Helens After Major Explosion. C. P. Johnston Company. Mike Roberts. Jack Leffler
Mount St. Helens. Before and After. C. P. Johnston. Mike Roberts. Jack Leffler. Multi View
Mount St. Helens. Before and After. C. P. Johnston Company. Mike Roberts. Jack Leffler. Sky Eye. Multi View
Mount St. Helens Before and After. C. P. Johnston Company. Jack Leffler. Multi View
Mount St. Helens. Before and after the eruption in 1980. Mike Roberts Color Productions. Emeryville. Jack Leffler. Sky Eye. C. P. Johnston Company. Seattle. Continental Card. Multi view
Mount St. Helens. The May 18 1980 eruption of Mount St. Helens. U. S. Geological Survey. 1991. Impact. 1995
Mount St. Helens. Impact. Mark Turner. 2004
