Earl Cummins, Canadian, 1922 to 2012, a watercolor on paper landscape painting depicting the Rocky Mountains view. Signed lower right. Circa the mid 20th century. Cummins joined the Royal Canadian Air Force in 1942 and served at the St. Thomas and Brandon bases until 1945. Following the war, he worked in the grocery industry and enjoyed experiencing the glorious vistas of the Spray Lakes area of the Rocky Mountains while witnessing the construction of the Spray Dams. Mid Century Landscape Paintings And Canadian Art Collectibles.