Color postcard showing a photo of the #4 Production building at Post Products Division, General Foods, c. 1995 Caption on front: #4 Production Building "1995" Caption on back: #4 Building was built in 1937. It currently is the site for production of Cocoa and fruity Pebbles; Raisin Brain; Date, Raisin, Walnut Fruit and Fiber; Peach, Raisin, Almond Fruit and Fiber, and Bran Flakes.