IV CONTENTS 



Page 

 The New England hurricane of September 1944, by Charles F. Brooks and 



Conrad Chapman 235 



Conserving endangered wildlife species, by Hartley H. T. Jackson 247 



Living with the boll weevil for fifty years, by U. C. Loftin 273 



The indispensable honeybee, by James I. Hambleton 293 



The importance of plants, by William J. Robbins 305 



Fungi and modern affairs, by J. Ramsbottom 313 



The introduction of abaca (Manila hemp) into the Western Hemisphere, 



by H. T. Edwards 327 



Growing rubber in California, by E. L. Perry 351 



Thinking about race, by S. L. Washburn 363 



A unique prehistoric irrigation project, by Henry C. Shetrone 379 



Concepts of the sun among American Indians, by M. W. Stirling 387 



Human problems in military aviation, by Detlev W. Bronk 401 



Blood and blood derivatives, by Edwin J. Cohn 413 



The microbiotics, by John N. McDonnell 441 



A brief summary of the Smithsonian Institution's part in World War II. . 459 



LIST OF PLATES 



Page 



Secretary's Report: Plates 1, 2 50 



Our revolving "island universe" (Skilling) : Plates 1, 2 136 



Medical uses of the cyclotron (Spear) : Plates 1-4 152 



Drinking water from sea water (Consolazio, Pace, and Ivy): Plates 1, 2_. 164 



Plastics and metals (Scribner) : Plates 1, 2 174 



Japanese earthquakes (Heck) : Plates 1-3 218 



Conquest of the Northwest Passage (Robinson): Plates 1-12 234 



Conserving endangered wildlife species (Jackson): Plates 1-13 272 



The boll weevil (Loftin): Plates 1-10 292 



The honeybee (Hambleton) : Plates 1-4 304 



Abaca (Manila hemp) (Edwards): Plates 1-10 350 



Growing rubber in California (Perry): Plates 1-4 362 



Prehistoric irrigation project (Shetrone) : Plate 1 379 



Plates 2-5 386 



Concepts of the sun (Stirling): Plates 1-6 400 



Blood and blood derivatives (Cohn) : Plate 1 440 



