Figure 45. Jacobsen and Paulsen apparatus for the measurement of plankton ina water sample. Devised by Jacob Peter Jacobsen of the Danish HydrographicLaboratory and Doctor Ove Paulsen, of the Botanical Museum of theUniversity of Copenhagen, in 1910
4/4/2019 2:00:44 PM
Photographer: P. Roggero
Credit: Oceanographic Museum of Monaco
Subject: Oceanography
Subject: Historical instruments