ā¦advertising to boost sales of Wrigleyās Spearmint chewing gum, which he introduced in 1893. By 1908, sales of Wrigleyās Spearmint were more than $1 million a year. In 1911, Wrigley took over Zeno Manufacturing, the company that made his chewing gum, and established the Wm. Wrigley Jr. Company.
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