Search Results for: Surveying equipment
for natural history and chemistry . the expedition, led by captain george nares , sailed from portsmouth, england , on december . [ ] other naval officers included commander john maclear . [ ] under the scientific supervision of thomson himself, the ship travelled nearly nautical miles ( km; mi) surveying
loaded with specimen jars, filled with alcohol for preservation of samples, microscopes and chemical apparatus, trawls and dredges, thermometers, barometers, water sampling bottles, sounding leads , devices to collect sediment from the sea bed and great lengths of rope with which to suspend the equipment...
https://en.wikipedia.org/wiki/Challenger_expedition