Magnetic results.
Greenwich magnetic and meteorological observations 1840/41-1952
Greenwich magnetic observations 1953-1955
Magnetical and meteorological observations 1840/41-1847
Appendix to the Greenwich observations including the results of magnetical and meteorological observations 1848, 1851
Results of the magnetic and meteorological observations 1849/50, 1852-1952
Results of the magnetic observations 1953-1955
Royal Observatory bulletin
Magnetical and meteorological observations.
Results of the magnetic and meteorological observations.
Results of the magnetic observations.
Royal Observatory bulletin.
Royal Greenwich Observatory. Magnetic Station, Hartland, Eng.
Royal Greenwich Observatory. Magnetical and meteorological observations.
Royal Greenwich Observatory. Results of the magnetic and meteorological observations.
Royal Greenwich Observatory. Results of the magnetic observations.