Joseph Rock: the Leonard Cohen connection

I was just doing some research into George Johnston, the Australian journalist/novelist who visited Minya Konka in 1945 and gave a very different account (much more cynical and prosaic) to that of Rock's from a decade earlier. As I described here. Anyway, I came across this site which celebrates Johnston's later life as a bohemian in Europe and particularly his time on the Greek Island of Hydra, which he apparently shared with Cohen. The page tells a bit more about Johnston's visit to Kangding and Minya Konka, as related in his book Journey Through Tomorrow, but the beauty of it is an uncredited picture of Johnston with photographer James Burke on the Tsemi Pass, Minya Konka: