National Weather Records Center (U.S.)

• Climatology at work
• Daily aerological cross sections
• Daily aerological cross sections: Pole to Pole, along meridian 75⁰ W. for the IGY period
• Meridional cross-sections
• Monthly mean aerological cross sections pole to pole along meridian 75⁰ W. for the IGY period
• Selective guide to climatic data sources
• The Antarctic atmosphere