Crossword clues for ___-American Union. 3 lettersAnswerClueAFLHuge initials in American union historyOASPan-American Union successor (abbr.)PAN___-American Union.OASSuccessor to the Pan-American UnionOASOrg. that evolved from the Pan American UnionAUKSymbol of the American Ornithologists' UnionAUKWith "The", official journal of the American Ornithologists' UnionAUKThe ___ (quarterly American Ornithologists' Union publication)AUKWith "The", the official journal of the American Ornithologists' UnionTEAMSTERMember of a large American labor unionTEAMSTERMember of a certain American labor unionDEBSFirst American Railway Union presidentQUITOHeadquarters of the Union of South American Nations