Figure 52. Krummel and Ruppin bottle devised by Professor Otto Krummel in 1907and modified by Ernst Ruppin in 1912. Panel A - 3-liter bottle descending.Panel B. 3-liter model ascending. Panel C. 1-liter bottle descending. PanelD. 1-liter bottl
4/4/2019 2:06:39 PM
Photographer: A
Credit: Oceanographic Museum of Monaco
Subject: Oceanography
Subject: Historical instruments