Paul F. Cummins, Richard Wilbur : a critical essay, Eerdmans, 1971. Lire la suite
Paul F. Cummins, Richard Wilbur : a critical essay, Eerdmans, 1971. Lire la suite
George Edward Hyde, Pond Life, Hulton Educational Publications, (1968), 1971. Lire la suite
Bertha Morris Parker, The Treasury of Natural History, Feltham, Hamlyn, 1971, p. 104.
Lilo Hess, Animals that hide, imitate, and bluff, New York, Scribner, 1970, p. 58.
Peter Quennell, Romantic England : writing and painting 1717-1851, Weidenfeld & Nicolson, 1970
Jean-Pierre Biscay, Orhiko Itzalian (A l’ombre du Pic d’Orhy), Bayonne, Imprimerie Sodres, 1970, p. 27.
Charles Kingsley, « The Water-Babies », Ill. Hugh McNeill & Ron Nielsen, Londres, Once Upon a Time, n° 54, 21 février 1970, p . 2. Lire la suite
William Hillcourt, The new field book of nature activities and hobbies, New York, A Putman Nature Field Book, p. 214, 1970. Lire la suite
Alonzo Gray, Elements of Geology, New York, Harper, 1860, p. 198.
Joseph Strutt, A complete view of the dress and habits of the people of England, Londres, Henry G. Bohn, 1842, p. 110.
Gladys Conklin, When insect are babies, Ill. Artur Marokvia, New York, Holiday House, 1969.
Harold F.Blaisdell, The philosophical fisherman, Londres, Houghton Miffin Company, 1969, p. 36.
Bernard Venables, Freshwater Fishing, Ill Bernard Venables Londres Panther Book, 1969, p. 135.
Phyllis S. Busch & Arlines Strong, Puddles and Ponds, Cleveland & New York, The World Publishing Company, 1969,
…..and immature caddis flies in their little tubes.
Rosemary Eastman, The kingfisher, Londres, Collins, 1969.