SURVEYSDown arrowS135 : QUESTIONNAIRE S135A : FORM ADown arrowQUESTION S135A.Q13AQuestion 13A: Multiple ChoiceSurvey8th Air Force SurveyQuestionnaireForm A13A About how many days in a row do you think a man in your job can fly on combat missions of the sort you've been on and keep his efficiency at a reasonably high level?Refine results