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Gallup PollApproval RatingHarry Truman. Approval Rating for President Truman Gallup Poll en JeanFrancois Landry en JeanFrancois Landry Original upload log en GallupPollApprovalRatingHarrySTruman bytes JeanFrancois Landry ' bytes JeanFrancois Landry Approval Rating for President Truman Gallup Poll Gallup Organization