1947

for his investigations of the physics of the upper atmosphere especially for the discovery of the so-called Appleton layer

for his investigations on plant products of biological importance, especially the alkaloids

for their discovery of the course of the catalytic conversion of glycogen

for their discovery of the course of the catalytic conversion of glycogen

for his discovery of the part played by the hormone of the anterior pituitary lobe in the metabolism of sugar

for his comprehensive and artistically significant writings, in which human problems and conditions have been presented with a fearless love of truth and keen psychological insight

for their pioneering work in the international peace movement and compassionate effort to relieve human suffering, thereby promoting the fraternity between nations

for their pioneering work in the international peace movement and compassionate effort to relieve human suffering, thereby promoting the fraternity between nations