Presented by John Ruskin to the Ruskin Drawing School (University of Oxford), 1875; listed as missing in 1891, and in 1906 as having been removed from the Drawing School.
Ruskin, John, Instructions in the Preliminary Exercises Arranged for the Lower Drawing-School (London: Smith, Elder, 1872), cat. Wall no. 6 (on p. 3)
Ruskin, John, Instructions in the Preliminary Exercise Arranged For the Lower Drawing-School (London: Spottiswoode, 1873), cat. Wall no. 6 (on p. 2)
Ruskin, John, ‘Rudimentary Series 1878’, 1878, Oxford, Oxford University Archives, cat. Wall no. 3 (in Rudimentary no. 91)
Ruskin, John, ‘The Ruskin Art Collection at Oxford: Catalogues, Notes and Instructions’, Edward T. Cook and Alexander Wedderburn, eds, The Works of John Ruskin: Library Edition, 39 (London: George Allen, 1903-1912), 21, cat. Rudimentary no. sn.c (on p. 171)