00467nam a2200157Ia 450000500170000000800460001703700120006304000210007504100130009608400240010924500560013324500380018926000470022730000130027449000220028720250508153316.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a629.1307, AVIqFEDL 0aElements of pre-flight aeronautics for high schools 0cAviation Education Research Group  aNew York, USAbThe Macmillan Companyc1942  aix,556p.  aAir-age education