CONTENTS OF VOLUME XVII 



January 



Tlie "Ostrich" Dinosaur and the "Tyrant" Dinosaur Henry Fairfield Osborn 5 



Travel Xotcs in Western Venezuela Herbert J. SI'INDen 15 



The Flight of a Meteor Elihu Thomson 25 



Autumn Migrations of Butterflies Howard J. Shannon 33 



Reproductions in Duotone of Winter Studies Mary Cynthia Dickerson 41 



The Telephoto Lens in Cinematography Norman McClintock 57 



Gem Mining in the United States — Tourmaline and Turquoise L. P. Gratacap 65 



The Jack Rabbit in California Mary Cynthia Dickerson 71 



Museum Xotes 76 



February 



Excavation of the Aztec Ruin N. C. Nelson 85 



The New Archwology Clark Wissler 100 



Camp Life in New Mexico Ethelyn G. Nelson 103 



Reproductions in Duotone of Scenes and Portraits from the American Southwest 115 



The Meaning of Bird Music Henry Oldys 123 



Some Birds of the Yellowstone M. P. Skinner 129 



Monodoniiix, a Cretaceous Horned Dinosaur Barnum Brown 135 



Fossil Man in South Africa 141 



The Great Jade Mass from Jordansmiihl 142 



Report from the Asiatic Zoological Expedition 144 



Museum Notes 147 



March 



A Search for Scytahpiis Leo E. Miller 157 



Discoveries at the Aztec Ruin Earl H. Morris 169 



The Invention and Spread of Agriculture in America Herbert J. Spinden 181 



Tlie Ruins of Tuloom, Yucatan Sylvanus Griswold Morley 191 



The Eulachon — and its Kindred David Starr Jordan 205 



A Fossil Deer from Argentina W. D. Matthew 207 



A Forgotten Naturalist Frederic A. Lucas 211 



Museum Notes 212 



April 



Kentucky and Her Cave Men N. C. Nelson 221 



Individuality, Temperament, and Genius in Animals Robert M. Yerkes and Ada W. Yerkes 235 



The New Jersey Pine Barrens John W. Harshberger 245 



Creative Textile Art and the American Museum M. D. C. Crawford 253 



Plate in four colors, showing silks with designs inspired by primitive basketry and pottery, .opposite 254 

 Plate in four colors, showing ribbons with designs taken from various collections in 



the Museum opposite 255 



The War for America's Wild Life William T. Hornaday 261 



"A Garden in Every Yard" John H. Finley 267 



To South America for Bird Study George K. Cherrie 268 



Military Hygiene Exhibit ' C-E. A. Winslow 274 



Museum Notes 276 



May 



Reminiscences of a Founder of the American Museum Joseph H. Choate 285 



Notes on Florida Turtles Theodore Roosevelt 289 



Conservation of Our Food Supplies in War Time T. G. Hull 295 



The Dawn of History T. D. A. Cockerell 299 



The Season of Wild Flowers Mary Cynthia Dickerson 303 



Weird Diseases of Africa Walter B. James 319 



Wild Mushrooms as Food William A. Murrill 323 



Recollections of the Old West George Bird Grinnell 333 



Forestry and the Paper Supply Barrington Moore 341 



A Buffalo Bullfight ". Ed. D. Crabb 343 



Crocker Land Party Safe, with Much Work Accomplished 346 



"The Bird Study Book ' — A Review Otto Widmann 347 



Conservation of Wild Flowers MRS. Nathaniel Lord Britton 350 



Mirages in the Lower New York Bay Gherardi Davis 352 



Museum Notes 353 



October 



The Crocker Land Expedition Home Henry Fairfield Osborn 365 



Ostrich Farming in South Africa J. E. Duerden 367 



Evolution of the Human Face William K. Gregory' 377 



Sperm Whaling South of the Equator Robert Cushman Murphy 389 



The Giant Manzanitas of Clear Lake, California C. Hart Merriam 399 



"Back to Nature" Scientifically as Well as Emotionally William E. Ritter 403 



A Glimpse into the Quichua Country of Southern Bolivia Leo E. Miller 407 



A Giant Eocene Bird W. D. Matthew and Walter Granger 417 



Museum Notes 419 



Bird Photographing on the Falkland Islands Rollo H. Beck 429 



Bird Life in the Falklands Rollo H. Beck 445 



Explorations in New Mexico Earl H. Morris 461 



Through the Navaho Region Howard McCormick 473 



Alligators I Have Known H. H. Brimley" 481 



Giraffe and Sea Horse in Ancient Art Charles R. Eastman 489 



The New Natural History — Ecology Charles C. Adams 491 



Age-Societies of the Plains Indians ROBERT H. LowiE 495 



Two Fur Seal Problems and Their Solution George Archibald Clark 497 



Museum Notes 500 



