Media in New York City have their editorial offices based in the city. New York is home to the corporate headquarters of such publishing giants as: Among other national leaders based in New York city are "Newsweek", owned by The Newsweek Daily Beast Company", and Rolling Stone", published by Wenner Media. In the 1930s, New York-based RCA was the nation's largest manufacturer of phonographs. In the late 19th and early 20th century, most sheet music in the United States — especially the popular songs of the day, many now standards — was printed at Tin Pan Alley, so called because the constant sound of new
Media in the San Francisco Bay Area of Al Jazeera Media Network, is also based in the city. As the home of Silicon Valley, several high technology companies involved with Internet media or social media are either headquartered or have a significant presence in the Bay Area. These include the following: Media in the San Francisco Bay Area The media in the San Francisco Bay Area has historically focused on San Francisco but also includes two other major media centers, Oakland and San Jose. The Federal Communications Commission, Nielsen Media Research, and other similar media organizations treat the San Francisco-Oakland-San Jose Bay Area as one entire media