In addition to these the following texts are suggested:
Henderson, D. M., Orton, P. D. & Watling, R. (1969). British Fungus Flora: Agarics and Boleti: Introduction, H.M.S.O., Edinburgh.
Hennig, E. (1958-60). Handbuch für Pilzfreunde, Jena (in German).
Haas, H. (1969). The Young Specialist looks at Fungi, London.
Pilát, A. & Usak, O. (1951). Mushrooms, London.
Pilát, A. & Usak, O. (1961). Mushrooms and other fungi, London.
Ramsbottom, J. (1951). Handbook of Larger fungi, London.
Ramsbottom, J. (1953). Mushrooms and Toadstools, New Naturalist, London.
Romagnesi, H. (1963). Petit Atlas des Champignons, Bordas (in French).
Smith, A. H. (1963). Mushroom Hunters’ Field-guide, Michigan.