1912 Post by Posta mail-in coupon offer for free sample of Postum cereal-based beverage in various U.S. farm journals. "Free to you," read the ad. "For a 2c [sic] stamp (for postage) with attached Coupon we will send to any reader of this paper a trial tin (enough for 5 cups) of Instant Postum."1933 Clip and SipKool Aid (then owned by Perkins Products Co.) runs a colorful ad in Ladies Home Journal

1912 Post by Post

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