Helen Zimmern: H. Herkomer, “Kunst für Alle,” vi, 1891, i.
W. L. Courtney: Professor Hubert Herkomer, Royal Academician, his Life and Work, “Art Annual” for 1892. London, Virtue.
Ludwig Pietsch: Hubert Herkomer, “Velhagen und Klasings Monatshefte,” 1892.
See also H. Herkomer: Etching and Mezzotint Engraving. Lectures delivered at Oxford. London, 1892.
L. Pietsch: Herkomer, “Künstlermonographien.” Ed. Knackfuss, No. 54. Bielefeld, 1901.
On Modern English Landscape:
P. G. Hamerton: The Landscape-Painters, “Portfolio,” 1870, p. 145.
Alfred Dawson: English Landscape Art, its Position and Prospects. London, 1876.
Alfred W. Hunt: Modern English Landscape-Painting, “Nineteenth Century,” May 1880.
Cecil Lawson: