Figure 45. A rheostat controlled bathymeter invented by Emil Stahlberger in1873. This instrument was designed to measure currents, depth, and take bottomsamples. It was used for the first time in the Gulf of Fiume aboard theAustrian corvette MINER
4/4/2019 1:56:29 PM
Photographer: P. Roggero
Credit: Oceanographic Museum of Monaco
Subject: Oceanography
Subject: Historical instruments