1. Notes on the geology of the Country surrounding Nairobi;Sykes;Rep. geol. Surv. Kenya,1939
2. Origin of Ignimbrites of the North Island, New Zealand: A new Petrogenetic Concept;Steiner;Bull. geol. Surv.,1960
3. Ignimbrites or Fluidized tuff flows on some Mid-Italian volcanoes;Rutten;Geol. en Mijnb.,1959
4. McCall G. J. H. , Temperley B. N. , and Bristow C. M. , 1962. The Geology of the Nakaru—Thomson's Falls—Lake Hannington Area. Rep. geol. Surv. Kenya (to be published).
5. The Katmai Region, Alaska, and the Great Eruption of 1912