- Terrestrial Magnetism And Atmospheric Electricity, Volume 20
- Terrestrial Magnetism and Atmospheric Electricity, Volume 19
- Results Of Magnetic Observations Made By The Coast And Geodetic Survey Between July 1, 1902, And June 30, 1903, Issue 125...
- Terrestrial Magnetism And Atmospheric Electricity, Volume 8
- Terrestrial Magnetism And Atmospheric Electricity, Volume 17...






























