"439.0" . . . "Cambridge airfield" . . . . . . "05G/23G" . "Cambridge City Airport" . . . . . . . "10/28" . . . . "Cambridge City Airport" . . "Grass" . . "CBG" . "Cambridge Airport" . . "Grooved asphalt" . . . . . . "1965.0" . . "EGSC" . "14.3256" . "899.0" . . . . . . "05/23" .