Southern Greenland, showing the Seven Journeys of the British Arctic Air Route Expedition 1930-31. (Scale 1:6,000,000 / 
Martin Hood & Larkin.
[London :  Alpine Club, 
1932]
In: The Alpine Journal, November 1932, no.245. (Alpine Journal Abstracts - Nanga Parbat).
There are 3 copies of the map.