Alfred Wegener and Johannes Georgi
CONTRAILS: Johannes Georgi was the first scientist to observe
in 1960 a jet contrail widening into a band of cirrus.
Read more on contrails
I have just identified an original document written by one of the
participants in Alfred Wegener's expedition to Greenland in 1930.
The 20-page typewritten document seems to correspond to a
slide-illustrated talk given in Dublin, in 1953. It refers in
to Alfred Wegener's unfortunate death on the icecap. The author
is not identified, but the text reveals him as a meteorologist and
the discoverer of the jet-stream phenomenon (said to
by published in Zeitsch.f.Geoph.). Accordingly, he must be
Johannes Georgi, who has described the travel in the book
"Im Eis vergraben", 1933 (new edition 1957), translated 1934 into
English: "Mid-Ice. The Story of the Wegener Expedition to Greenland".
Johannes Georgi also made one of the first observations of a jet airplane
contrail expanding into a vast sheet of cirrus ( 1960, Z.Met. 14, p.102).
My Experience While Wintering in Eismitte (Greenland)