The National Geographic Magazine, February, 1950, Volume XCVII, Number Two. 

Included in this issue are:

Poor Little Rich Land - Formosa, with 16 Illustrations Map, by Frederick G. Vosburgh;
So Much Happens Along the Ohio River with 13 Illustrations and Map by Frederick Simpich, Justin Locke;
Kunming Pilgrimage with 20 Illustrations by John Gutmann;
Exploring Ancient Panama by Helicopter with 7 Illustrations and Map, by Matthew W. Stirling and Richard H. Stewart ;
Strange Courtship of Birds of Paradise with 9 illustrations and Map by Walter A. Weber

A full issue.