pl23_theb1346.jpg
![Proton vector magnetometer used to measure the absolute value of magnetic field theb1346.jpg Proton vector magnetometer used to measure the absolute value of magnetic field](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1346.jpg)
Description
Proton vector magnetometer used to measure the absolute value of magnetic field
Credit
NOAA Office of NOAA Corps Operations
Display Date
Ca. 1967
Location
Virginia, Fredericksburg
Collection
Historic Coast & Geodetic Survey
Keywords
Geophysics
Geomagnetism