Figure 14. Meyer bottle, invented by Heinrich Adolph Meyer, of the Commission
of Kiel, and built by Carl Seeman. A and B are deep water set up; A descending
, B at the bottom; C shallow-water setup descending, D ascending. These bottles
were used during the POMMERANIA expedition in the North Sea in 1872 and in 1874
during the GAZELLE circumnavigation of the Earth.