pl23_theb2220.jpg
Description
Tautwire measuring machine.By trailing wire astern and counting revolutions, one can determine distances.Used to measure distance between floating hydrographic signals
Credit
Chief Electronics Technician Angelo Ferrara, C&GS;
Display Date
1939
Location
New York Bight area
Category
Historic Coast & Geodetic Survey
Nautical Charting
Navigation
Floating Hydrographic Signals & Tautwire Machine
Keywords
Charting
Navigation
Visual Signals
Floating