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![Alidade used for determining bearings from bridge wing ship1098.jpg Alidade used for determining bearings from bridge wing](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_ship1098.jpg?itok=5yGFxgot)
Description
Alidade used for determining bearings from bridge wing. (Image credit: Personnel of NOAA Ship THOMAS JEFFERSON)
Credit
Personnel of NOAA Ship THOMAS JEFFERSON
Display Date
2004 May 13
Collection
Sailing for Science