w LI .L"J, 



The 



ational Geographic 



Magazine 



AN ILLUSTRATED MONTHLY 



Editor: JOHN HYDE 



Associate Editors 



A. "W. QREELY V^ J McGEE HENRY GANNETT 



C. HART MERRIAM ELIZA RUHAMAH SCIDMORE 



CONTENTS 



EFFECTS OF OEOORAPHIC ENVIRONMENT IN THE DEVELOP 

 MENT OP CIVILIZATION IN PRIMITIVE MAN. 



GARDINER O. HUBBARD. 161 



in NATIONAL FOREST RESERVES. FREDERICK H. NEWEl.I. 177 



With diagrams, 



EORGE "W. MELVILLE, with portrait. 



GEOGRAPHIC SERIALS, p. 190; PROCEEDINGS OP THE NATIONAL 

 GEOGRAPHIC SOCIETY, p. 191 



PTJBLISHED BY THE NATION.U. <4FO(;i: 



A(U:.\T:i l.N THE tr.MTKi 



TiiK A.MKiacAN Xbws^mpaxy, 

 1'aius: Brextan 



Price 25 Cents 



5>2 



Bntered at the Post-oflice tn W.isiiin 



