Lot Essay
(1) Closely comparable to the artist's studies of sheep in the Museum Boymans-van Beuningen, Rotterdam, M. Sellink, Nederlandse tekeningen uit de negentiende eeuw, 1, exhibition catalogue, Rotterdam, 1994-5, pp. 158-9, no. 54. Van Ravenswaay was taught for a year by Jordanus Hoorn (1753-1839), afterwards by the cattle painter P.G. van Os