It would be much more interesting if you said that the Wynand papers are a contemptible dump heap of yellow journalism and all their writers put together aren’t worth two bits.
The Wynand papers—that stronghold of yellow journalism, vulgarity, corruption and muckraking, that organized insult to public taste and decency, that intellectual underworld ruled by a man who has less conception of principles than a cannibal—the Wynand papers are the proper champions of Howard Roark, and Howard Roark is their rightful hero.
There are no more uses of "yellow journalism" in the book.
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 The American newspapers, years ago, passed through such a stage of bombast, but since the invention of yellow journalism by the elder James Gordon Bennett—that is, the invention of journalism for the frankly ignorant and vulgar—they have gone to the other extreme.