E.T. Cook and Alexander Wedderburn eds., Library Edition: The Works of John Ruskin: Volume XIII: Turner: The Harbours of England; Catalogues and Notes, London 1904, p.633 no.513, as ‘Sketch for a Liber Studiorum Subject’.
A.J. Finberg, A Complete Inventory of the Drawings of the Turner Bequest, London 1909, vol.I, p.324, CXVIII f.
Liber Studiorum: J.M.W. Turner: Miniature Edition Containing Reproductions (I.) from First Published State of the Seventy-One Published Plates, and (II.) of the Original Drawings for, or Engraver’s Proofs of, All the Unpublished Plates as the Artist Left Them, London and Glasgow 1911, pp., 127 no.101?? [sic], reproduced (cropped), as ‘Sea-Piece. The Needles’.
Untitled typescript list of works relating to 1921 and 1922 Liber Studiorum exhibitions, [circa 1921], Tate exhibition files, Tate Archive TG 92/9/2, p.7.
Peter Bower, Turner’s Papers: A Study of the Manufacture, Selection and Use of his Drawing Papers 1787–1820, exhibition catalogue, Tate Gallery, London 1990, p.112 note 1.
Gillian Forrester, Turner’s ‘Drawing Book’: The Liber Studiorum, exhibition catalogue, Tate Gallery, London 1996, pp.16, 25 note 92.