pl23_ship4336.jpg
![Figure 42 ship4336.jpg Figure 42](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship4336.jpg)
Description
Figure 42. Negretti and Zambra portable ballast mounting mechanism uponreturning to the surface. This was designed to eliminate some problemsassociated with the mounting mechanism used on the CHALLENGER. This modification was made in 1878 and is described in the scientific literature of the day..
Credit
Oceanographic Museum of Monaco
Photographer
Y. Berard
Collection
Voyage to Inner Space
History of Oceanography Collection
The Early Instruments - Collections of the Oceanographic Museum at Monaco
Thermometers and Other Temperature Measuring Equipment
Keywords
Oceanography