THe American Museum Journac 
VoLUME XV MAY, 1915 NUMBER 5 
CONTENTS 
Cover, “The White Gyrfalcon’”’ From a painting by Louis Agassiz Fuertes 
_ > ERP SO ak SES ln SEIRBAR E Rae  o R ma ne el BN ate Menge ie, RN UP OnE A Ph Sy It 202 
Wixiiam T. Hornavpay, Director of the Zodlogical Park of the New York Zodlogical 
Society and advocate of wild animal protection 
Hereert Lana, Leader of the Congo expedition of the American Museum 
James P. Cuapin, recently returned to America after six years field study in the Congo 
Lovis AGassiz FuERTES, portrait painter of birds. 
Frontispiece, Johnny Penguins Climbing to the Rookery.................... 206 
Scene photographed in the Antarctic by Robert Cushman Murphy 
Sec, ies Warer on Mans 2 fore On. s ie Ses ek ay PercivaL LOWELL 207 
Observations, direct photographs and spectrograms made through a long period of years at the 
Flagstaff Observatory, tending to prove the presence on Mars of oxygen and water vapor, 
the two great requisites for life 
ieee MMO erton I. AStFODOMY so O26 05 6 teva lage ee E. C. SLIpHER 211 
Illustrated with a series of remarkable direct photographs and spectrograms of celestial bodies 
Louis Agassiz Fuertes — Painter of Bird Portraits...... FranK M. CHAPMAN 221 
With an insert in duotone from photographs of eight of Fuertes’ bird portraits and decorative 
panels 
The Penguins of South Georgia.................. RoBerT CusHMAN Murpuy 225 
’ 
A close study of the life history and habits of the ‘‘Johnnies,’’ with many illustrations from 
photographs by Mr. Murphy — The article will be continued in the October JourNaAL, in the 
story of a friendly acquaintance with the *‘kings”’ 
Ruropesas Caves and Harly Man...) 220. an 21 ene © oes oes N. C. NELson 237 
Description of a visit to the shelters and painted caves of Europe, with a view to reproduction 
in the American Museum of one of these antique haunts of man 
Rees rae DCS ea ORs kos ae sates hey Cilmy aa oe cee: L. Hussakor 249 
Volcanoes of the Lesser Antilles................-.... Epmunp Oris Hovey 254 
(Grannd- sloth froma Gave im. Patagonia... 22.3... 20. sas W. D. MatrHew 256 
aomaikon Dance ab. ciGhumMoVl. :\. 22-4. . net. eee do F.S. DELLENBAUGH 256 
Lalrsairee teh ay PSS ie Bis Mt A eae icy URE rhs Rene Aber) AL ieee ube ee Aen er 20. ahge 258 
Mary Cyrntuia Dickerson, Editor 
Published monthly from October to May by the American Museum of Natural History, at the 
Cosmos Press, Cambridge, Mass. Terms: one dollar and a half per year, twenty cents per copy. 
Entered as second-class matter January 12, 1907, at the Post-Office at Boston, Mass., Act of Congress, 
July 16, 1894. 
Subscriptions should be addressed to the AmericAN Museum JourNAL, 77th St. and 
Central Park West, New York City. 
The Journal is sent free to all members of the Museum. 
