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200 1 $aRadio navigation for pilots$fColin H. McIntosh.
210   $aNew York-London$cMcGraw-Hill book company$d1943
215   $aIX, 171 p.$cill., 2 tav. f.t.$d21 cm
610 0 $aRadionavigazione aerea
676   $a629.132 51
700  1$aMcIntosh,$bColin Hugh$0331955
801  0$aIT$bUNINA$gRICA$2UNIMARC
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