Figure 27. Ekman sounder, designed by Vagn W. Ekman in 1905. This instrumentis similar to one designed by his father Fredrik L. Ekman in 1893 and toMagnaghi's sounder, described in 1891.
4/4/2019 2:12:21 PM
Photographer: Y. Berard
Credit: Oceanographic Museum of Monaco
Subject: Oceanography
Subject: Historical instruments