Additions to the bibliography of Yorkshire geology 1938 to 1940. published in 1944 in the Proceedings of the Yorkshire Geological Society, volume xxv, pages 215 to 220. Bevan, D. J. The natural history of Goathland Dale. I, The geology and topography. North-western Naturalist, xiv, p. 184. 1939. Harris, T. M. On some Jurassic specimens of Saginopteris [from Middle Estuarine of Cayton Bay]. Ann. Mag. Nat. Hist., vi (11), p. 249. 1940. Kent, P. E. Notes on river systems and glacial retreat stages in south Lincolnshire. Proc. Geol. Assoc., 1, p. 164. 1939. Kent, P. E. Note on the age of the uppermost Kimeridge Clay of north Lincolnshire. Trans. Lincs. Nat. Union, x, p. 29. 1939. Kent, P. E. A short outline of the stratigraphy of the Lincolnshire Limestone. Trans. Lincs. Nat. Union, x, p. 48. 1940. Pugh, W. J. The ice age in Britain [refers to glacial lakes of Cleveland]. North-western Naturalist, xiv, pp. 170 and 249. 1939. Stubblefield, C. J. Some aspects of the distribution and migration of trilobites in the British Lower Palaeozoic faunas. Geol. Mag., 1939, p. 49. 1941 to 1943. Anon. Richard Hall Tiddeman [editorial biographical note]. North-western Naturalist, xvii, p. I. 1942. Anon. James Clifton Ward (1843–1900) [editorial biographical note]. North-western Naturalist, xvii, p. 306. 1942. Anderson, W. Water-supply from underground sources of north-east England (Quarter-inch geological sheet 1, 2 and 4). Part III. Well-catalogues for new series one-inch sheets 21 (Sunderland) and 27 (Durham). Geol. Surv. Wartime Pamphlets, no. 19. 1941, 18 pp.