in graphite, lower center of sheet: P. C.
(sale, Christie's, New York, 29 January 2015, no. 91); (via Lowell Libson, London); purchased 2015 by NGA.
- Sell, Stacey. "Henry Fuseli, Satan Defying the Poowers of Heaven." __National Gallery of Art Bulletin 54 (Spring 2016): 24, repro.