He built original and most accurate magnetic devices, stationary for the magnetic observatory in Pavlovsk and portable for magnetic surveys.
22.
When that school closed in May 1855, he began his association with the University of Toronto and the Magnetic Observatory.
23.
From there Sir George told him to go to Toronto to study under J . H . LeFroy at the Magnetic Observatory.
24.
He organized the systematic monitoring of the Earth's magnetic field, and in 1858 established a Magnetic Observatory in Rome.
25.
Sabine was one of the instigators of this " Magnetic Crusade, " urging the government to establish magnetic observatories throughout the empire.
26.
He was also able for a short time to work with Wilhelm Weber, the renowned scientist and inventor, in his Magnetic Observatory.
27.
Magnetic observatories have been in continuous operations for decades to centuries, providing data to inform studies of long-term changes in space climatology.
28.
The index is based on data from four ground-based magnetic observatories between 21?and 33?magnetic latitude during a one-hour period.
29.
The International Real-time Magnetic Observatory Network, with over 100 interlinked geomagnetic observatories around the world has been recording the earths magnetic field since 1991.
30.
The Magnetic Observatory of Teoloyucan was originally established in the School of Mining in Mexico City in the 18th century by Antonio Alzate and Alexander von Humboldt.
