I.L.C. 20: Memorandum on the life-cycle, particularly sexual maturation, in relation to climatic and other factors; methods of study by Rao Sahib Y. Ramachandra Rao, Locust Research Entomologist, Karachi
I.L.C. 31: Memorandum on research carried out under the auspices of the Italian Government on Dociostaurus maroccanus (Thunberg) and on Calliptamus italicus (Linnaeus) by Professor Filippo Silvestri, Professor of General and Agricultural Zoology, Royal Superior Institute of Agriculture, Portici, and Director of the Entomological Laboratory, Portici