Charles E. Burchfield (1893-1967), April Landscape, April 1, 1917; watercolor on paper, Image from the Burchfield Penney Art Center Archives.
Toward evening a stagnant grey sky looms up, the earth is hushed, motionless except at times an ominous puff from SE – The skyline vibrates –
Charles E. Burchfield, Journals, April 4, 1917