Print advertisement for Dowflake depicts a sack of Dowflake above a residential street scene with cars and a pedestrian traversing a dirt road past houses. The paragraph accompanying the illustration discusses Dowflake's ability to keep dust down for those living by the roadside. Patented on February 17, 1925, Dowflake was marketed for use to control dust on unpaved roads and parking lots, as well as a roadway deicer. This advertisement appeared on page 64 of The Literary Digest for June 18, 1927.
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Dow Chemical Company. “Dowflake Prevents Dust,” June 18, 1927. Advertisements from the Dow Chemical Historical Collection, Box 7. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/1831ck79m.
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