Anon, The Olio [1796] as quoted in Louis Kronenberger, Animal, Vegetable, Mineral. New York: Viking, 1972, p. 238—
One day Lady Onslow, being desirious of knowing the most remarkable planets and constellations, requested Mr. Harvest, on a fine starlight night, to point them out to her, which he undertook to do; but in the midst of his lecture, having occasion to make water, thought that need not interrupt it, and accordingly directing that operation with one hand, went on in his explanation, pointing out the constellations with the other.