Sujet
Sigsbee Sounding Machine
Légende
Sigsbee Sounding Machine; invented by Charles D. Sigsbee and modified from Thomson Sounding Machine.. Here the sounding machine is used to set a Pillsbury current meter at a known depth
Date
1891
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP17A26_067
Licence
Droits gérés
Format disponible
60,0Mo (2,6Mo) / 33,2cm x 45,3cm / 3917 x 5354 (300dpi)