W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television advertisement in the United States, for I.J. Fox Furriers, which also sponsored the radio show.

W1WX is Boston's second former television station. This station started up in April 1929, and was owned by Shortwave and Television Laboratory, Inc.,.

Boston is the capital and most populous city of the U.S. state of Massachusetts. The city serves as the cultural and financial center of New England, a region of the Northeastern United States. It has an area of 48.4 sq mi (125 km²) and a population of 675,647 as of the 2020 census, making it the third-largest city in the Northeastern United States after New York City and Philadelphia. The larger Greater Boston metropolitan statistical area has a population of 4.9 million as of 2023, making it the largest metropolitan area in New England and the eleventh-largest in the United States.

CBS Broadcasting Inc., commonly shortened to CBS, is an American commercial broadcast television and radio network serving as the flagship property of the CBS Entertainment Group division of Paramount Skydance Corporation and is one of the company's three flagship subsidiaries, along with namesake Paramount Pictures and MTV.

A television advertisement is a span of television programming produced and paid for by an organization. It conveys a message promoting, and aiming to market, a product, service or idea. Advertisers and marketers may refer to television commercials as TVCs.