Possibly the earliest 3-D image of the Mid-Atlantic Ridge. This model was
made from observations on board the German research vessel METEOR between
1925 and 1927. The model resided in the German Museum of the Sea in Berlin
prior to the Second World War. In: Bessmertny, Alexander, 1932. "Das Atlantis
Ratsel," plate 7, p. 72. Leipzig, R. Voightlander, Publisher. 572.4 B559a.