On the wings of the dragon fly as he hovers an instant before he darts there is a prismatic gleam. These wing textures are even more delicate than the minute filaments on a swallow's quill, more delicate than the pollen of a flower.
The Pagent of Summer, Eclectic Magazine of Foreign Literature, Science, and Art, Volume, XXXVIII, Number 2, August, 1883 (p. 146)