Ideal Records
... that Ideal Records was the predominant Tejano music label of the 1940s and 1950s?
... that <b id="mw7A"><a href="./Ideal_Records" id="mw7Q" rel="mw:WikiLink" title="Ideal Records">Ideal Records</a></b> was the predominant <a href="./Tejano_music" id="mw7g" rel="mw:WikiLink" title="Tejano music">Tejano music</a> label of the 1940s and 1950s?