<a href="https://en.wikipedia.org/wiki/Columbia_Records" id="mw2w" rel="mw:WikiLink" title="Columbia Records">Columbia Records</a> introduces the <a href="https://en.wikipedia.org/wiki/LP_record" id="mw3A" rel="mw:WikiLink" title="LP record">long-playing record album</a> in a public demonstration at the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Waldorf-Astoria_Hotel" id="mw3Q" rel="mw:WikiLink" title="Waldorf-Astoria Hotel">Waldorf-Astoria Hotel</a> in New York City.