Strong, J.: Our World
THE PROBLEM OF URBAN LIFE
Devine, E. T.: Misery and Its Causes
Laughlin, Clara: The Work-a-Day Girl
Richardson, D.: The Long Day
THE WORLD OF ALL OUTDOORS
Bailey, L. H.: The Outlook to Nature
Brearley, H. C.: Animal Secrets Told
Comstock, Anna B.: Handbook of Nature Study
Dixon, Royal: The Human Side of Plants