Author : Rahn Otto
Title : Invisible radiations of organisms
Year : 1936

Link download : Rahn_Otto_-_Invisible_radiations_of_organisms.zip

Foreword. Visible biological radiations have always greatly attracted man's curiosity; fireflies and glow worms, luminescent wood, phosphorescent meat, and the illuminating organs of deep sea fish are among the well-known wonders of nature. ...