Presented by John Ruskin to the Ruskin Drawing School (University of Oxford), 1875
Morley, Catherine W., John Ruskin: Late Work 1870-1890. The Museum and Guild of St. George: An Educational Experiment (New York: Garland Publishing, 1984)
Ruskin, John, Instructions in Practice of Elementary Drawing, Arranged with Reference to the First Series of Examples in the Drawings Schools of the University of Oxford (n.p., [1872]), cat. Wall no. 6 (on p. 50)
Ruskin, John, Instructions in the Preliminary Exercises Arranged for the Lower Drawing-School (London: Smith, Elder, 1872), cat. Wall no. 7 (on p. 50)
Ruskin, John, Instructions in the Preliminary Exercise Arranged For the Lower Drawing-School (London: Spottiswoode, 1873), cat. Wall no. 7 (on p. 50)
Ruskin, John, ‘Rudimentary Series 1878’, 1878, Oxford, Oxford University Archives, cat. Wall no. 4 (in Rudimentary no. 94)
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.e (in Rudimentary no. 94)