United States. Environmental Science Services Administration. Research Laboratories

• Bathymetry and magnetics of a region (POL-421-3) 29⁰ to 35⁰ N, 155⁰ to 165⁰ W
• N₂, O₂ and O densities in the 80-120 km region compatible with the U.S. standard atmosphere
• On cosmic hydromagnetic dynamo theory