Air Mail cover 1927 (10 Mar.) envelope from Nairobi to England bearing 1922 10c. (5), showing "KENYA-SUDAN/AIR MAIL" c.d.s. in red (12.3) and "Owing temporary failure/Air Service Mail/forwarded normal route." h.s. in violet; the envelope with two adhesives missing and marked in manuscript "As rec'd at Preston S.O.". Scarce. Photo

Details
Air Mail cover 1927 (10 Mar.) envelope from Nairobi to England bearing 1922 10c. (5), showing "KENYA-SUDAN/AIR MAIL" c.d.s. in red (12.3) and "Owing temporary failure/Air Service Mail/forwarded normal route." h.s. in violet; the envelope with two adhesives missing and marked in manuscript "As rec'd at Preston S.O.". Scarce. Photo
Further details
Note: During the second flight from Kisumu to London, the plane "Pelican" crashed when taking off at Lake Victoria