Map I from Howard-Bury, C. K. (1922). Mount Everest the Reconnaissance, 1921 (1 ed.). New York, Longman &amp; Green
<p>Henry Treise Morshead<br></p>
(Life time: 1882–1931)
1922
<p><b>Original publication</b>: New York<br></p>
<b>Immediate source</b>: <a rel="nofollow" class="external free" href="http://pahar.in/mountains/1921-route-of-mount-everest-expedition-by-everest-committee-jpg/">http://pahar.in/mountains/1921-route-of-mount-everest-expedition-by-everest-committee-jpg/</a>