Walter Keeping

• The Fossils and Palaeontological Affinities of the Neocomian Deposits of Upware and Brickhill
• The fossils and palaeontological affinities of the Neocomian deposits of Upware and Brickhill, Cambridgeshire and Bedfordshire
• The fossils and palæontological affinities of the Neocomian deposits of Upware and Brickhill (Cambridgeshire and Bedfordshire)
• Fossils and Palæontological Affinities of the Neocomian Deposits of Upware and Brickhill