National Geographic : 1952 May
NATIONAL GEOGRAPHIC SOCIETY SIXTEENTH AND M STREETS NORTHWEST, WASHINGTON 6, D. C . GILBERT GROSVENOR, President ROBERT V. FLEMING, Treasurer HERBERT A. POOLE, Assistant Treasurer IIILLEARY F. IIOSKINSON, Assistant Treasurer LYMAN J. BRIGGS, Chairman, Research Committee ALEXANDER WETMORE, Vice-Chairman, Research Committee SIBYL PECK, Assistant to the President JOHN OLIVER LA GORCE, Vice-President TIOMAS W. McKNEW, Secretary VERNON II. BREWSTER, Assistant Secretary MELVIN M. PAYNE, Assistant Secretary KURTZ M. HANSON, Assistant Secretary ROBERT E. DOYLE, Assistant Secretary MABEL F. STRIDER, Personnel Officer Senior Assistant Editor MELVILLE BELL GROSV Assistant Editors FREDERICK G. VOSBUR LEO A. BORAII F. BARROWS COLTON Editorial Staff MASON SUTHERLAND WILLIAM A. KINNEY (EORGE W. LONG ANDREW H. BROWN ROBERT LESLIE CONLY LONNELLE AIKMAN STUART E. JONES ALLAN C. FISHER, JR. LEONARD J. GRANT Foreign Editorial Staff MAYNARD OWEN WILLI W. ROBERT MOORE LUIS MARDEN HOWELL WALKER Research Staff INEZ B. RYAN MARGARET G. BLEDSOE GEORGE C. MARSHALL General of the Army Formerly Secretary of Defe CURTIS E. LEMAY General, U. S . Air Force, Com Strategic Air Command LEROY A. LINCOLN Chairman of the Board Metropolitan Life Insuranc LYMAN J. BRIGGS Director, National Bureau of Standards, Retired II. RANDIOLPH MAII)DOX President, Chesapeake and Po Telephone Companies ELISHA HANSON Lawyer and Naturalist GEORGE R. PUTNAM Commissioner of Lighthouses FRANKLIN L. FISHER Illustrations Editor National Geographic Maga; STAFF OF THE NATIONAL GEOGRAPHIC MAGAZINE GILBERT GROSVENOR, EDITOR JOHN OLIVER LA GORCE, Associate Editor Chief Cartographer ENOR JAMES M. IARLEY Cartographic Staff GI NEWMAN BUMSTEAD, Asst. Chief CHARLES E. RIDDIFORDI WELLMAN CIAMBERLIN GEORGE CROSSETTE ED ATHOS D. GRAZZINI JOHN J. BREHM HE RALPH E. McALEER APPHIA HOLDSTOCK CA RICHARD DARLEY School Service LEONARD C. ROY, Chief RICHAR RALPH GRAY News Service WINDSOR P. BOOTH, Chief JOIN R. HOOPES AMS, Chief Advertising RAYMOND W. WELCH, Director GILBERT G. LA GORCE, Asst. Director Staff Artist and Naturalist WALTER A. WEBER Librarian ESTHER ANN MANION BOARD OF TRUSTEES ROBERT V. FLEMING President and Chairman of the nse Board, Riggs National Bank G ALEXANDER WETMORE Imanding Secretary, Smithsonian Institution For IUGII L. DRYDEN Director, National Advisory Committee for Aeronautics e Co. WILLIAM V. PRATT Admiral, U. S. Navy, Retired JUAN T. TRIPPE President, Pan American Airways WILLIAM E. WRATHIER Director, I S. Geological Survey tomac DAVID FAIRCHILD Special Agricultural Explorer, U. S. Ass Department of Agriculture GILBERT GROSVENOR Editor of the National Geographic Vice Retired Magazine U.S MELVILLE BELL GROSVENOR A Senior Assistant Editor zine National Geographic Magazine Secretary Illustrations Editor FRANKLIN L. FISHER Illustrations Staff WALTER M. EDWARDS KIP ROSS ANDREW POGGENPOIIL WARD C. FERRIDAY, JR. DEE JAMES ANDI)ELLA ERBERT S. WILB URN, JR. ROBERT J. REYNOLI)S .RO STILLWELL, Librarian Photographic Laboratory DWIN L. W\VISIIERI), Chief D I. STEWART, Asst. Chief FRANK II. WILDUNG Staff Photographers B. ANTHONY STEWART ILLARI) R. CtIVER J. BAYLOR ROBERTS VOLKMAR WENTZEL JUSTIN LOCKE ROBERT F. SISSON JOHN E. FLETCHER Film Editor JOSEPH M. RIDEOUT CHARLES F. KETTERING Consultant and Director ;eneral Motors Corporation LLOYD B. WILSON merly Chairman of the Board Chesapeake and Potomac Telephone Companies L. O. COLBERT ear Admiral, U. S. Coast and Geodetic Survey, Retired ERNEST E. NORRIS Chairman of the Board Southern Railway System JOHN OLIVER LA GORCE ociate Editor of the National Geographic Magazine EMORY S. LAND Admiral, Construction Corps . Navy, Retired; President ir Transport Association THOMAS W. McKNEW , National Geographic Society ORGANIZED FOR "THE INCREASE AND DIFFUSION OF GEOGRAPHIC KNOWLEDGE" To carry out the purposes for which it was founded sixty- On November II, I935, in a flight sponsored jointly by the four years ago, the National Geographic Society publishes the National Geographic Society and the U. S. Army Air Corps, National Geographic Magazine monthly. All receipts are in- the world's largest balloon, Explorer II, ascended to the world vested in The Magazine itself or expended directly to promote altitude record of 72,395 feet. Capt. Albert W. Stevens and geographic knowledge. Capt. Orvil A. Anderson took aloft in the gondola nearly a ton Articles and photographs are desired. For material The of scientific instruments, and obtained results of extraordinary Magazine uses, generous remuneration is made. value. A notable undertaking in the history of astronomy was In addition to the editorial and photographic surveys con- launched in 1949 by The Society in cooperation with the stantly being made, Tile Society has sponsored more than I00 Palomar Observatory of the California Institute of Technology. scientific expeditions, some of which required years of field This project will require four years to photomap the vast work to achieve their objectives, reaches of space, and will provide the first sky atlas for observa The Society's notable expeditions have pushed back the tories all over the world. historic horizons of the southwestern United States to a period In 1948 The Society sent out seven expeditions to study nearly eight centuries before Columbus crossed the Atlantic. the eclipse of the sun along a 5,320-mile arc from Burma to the By dating the ruins of the vast communal dwellings in that Aleutians. The fruitful results helped link geodetic surveys of region, The Society's researches solved secrets that had puzzled North America and Asia. historians for three hundred years. The Society granted $25,ooo, and in addition $75,000 was In Mexico The Society and the Smithsonian Institution, contributed by individual members, to help preserve for the January 16, 1930, discovered the oldest work of man in the American people the finest of the giant sequoia trees in the Americas for which we have a date. This slab of stone is en- Giant Forest of Sequoia National Park of California. graved in Mayan characters with a date which means Novem- One of the world's largest icefields and glacial systems out ber 4, 291 B. c . (Spinden Correlation). It antedates by 200 side the polar regions was discovered in Alaska and Yukon by years anything heretofore dated in America, and reveals a Bradford Washburn while exploring for The Society and the great center of early American culture, previously unknown. Harvard Institute of Exploration, 1938. Copyright. 1952. by National Geographic Society, Washington, D. C. International Copyright secured. All rights reserved. Quedan reservados todos los derechos. Printed in U.S .A . Entered at the Post Office at Washington, D. C . . as Second Class Mail Matter. Acceptance for mailing at special rate of postage provided for in Sec. 1103. Act of October 3, 1917. authorized July 1, 1918. Cover design and names registered in United States Patent Office. Marca Registrada.