Rubuta ci gaba don wannan sakin layi - 1921 British Mount Everest bincike yawon shakatawa shi ne na farko da ya yi ƙoƙari ya hau Dutsen Everest. An bi shi da ƙarin binciken Burtaniya a 1922, 1924, da 1933. Dole ne masu hawa su hau daga arewa, tun da yake an rufe Nepal. Yanayin ya canza bayan yakin Chamdo.
; tafiye-tafiye da aka ƙaddamar bayan haka dole ne su yi amfani da hanyar kudu ta hanyar Nepal. Matsalolin fasaha, musamman a hawa Mataki na Biyu, har yanzu ba a sani ba. Akwai tattaunawa mai gudana game da ko George Mallory da Andrew Irvine sun taɓa shawo kan Mataki na Biyu a 1924. An shawo kan shi a cikin 1960 a matsayin wani ɓangare na hauhawar farko na Dutsen Everest ta hanyar arewa, lokacin da aka yi amfani da kafaɗa don hawa mita biyar na ƙarshe.