Transactions of the Illinois State Academy of Science, volume 07

Papers, Addresses, Reports: Secretary's Report; Report of the Treasurer; Report of Committee on Conservation; Report of the Committee on Ecological Survey; President's Address: Investigations of Mineral Resources and Industries of the United States; Rigidity and Viscosity of the Earth and Behavior of Substances under Stress; International Phytogeographical Excursion; Recent Theories of Fertilization and Parthenogenesis; Movement Toward a Unified Science Course in Secondary Schools; An Analysis of Some Textbooks in Zoology; Progress of Secondary School Agriculture in Illinois; Resistance and Reaction of Fishes to Temperature; Evaporation and Soil Moisture in Forests and Cultivated Fields; Soil Moisture and Plant Succession; Further Notes on Post-glacial Biota of Glacial Lake Chicago; Physiological Agreement among the Animals of Animal Communities; Recent Views Concerning Electrical Conductance in Solutions; Cyclonic Distribution of Weather Elements for Davenport, Iowa; Water Supply of Evanston; Conditions Under Which the Vegetable Matter of the Illinois Coal Beds Accumulated