00321nam a2200121Ia 4500008004100000041000800041084001400049100001800063245005600081260003600137653001400173653001200187160808s1956    xx            000 0 eng d  aeng  aU28912CC  aPetterson, S.  aWeather analysis and forecasting /cby S. Petterson  aNew York :bMcGraw-Hill,c1956.  aGeography  aWeather