1917 Formaldehyde Ad Uncle Sam Vintage Farm Ephemera WWI Antique Newspaper Clip

Authentic 1917 Vintage Advertising Ephemera — PERTH AMBOY CHEMICAL WORKS FORMALDEHYDE This is a genuine antique newspaper clipping dated Sept. 1917, featuring Uncle Sam endorsing Formaldehyde – The Farmer's Friend. A fantastic piece of WWI-era agricultural and chemical advertising. The reverse side includes period farming/home economics content, including the article "How to Blanch Kale" and additional 1910s agricultural tips — a great snapshot of early 20th-century rural life. vintage ephemera • antique ad card • WWI era farming • farmhouse decor • rustic primitive • apothecary advertisement • steampunk display • oddities & curiosities • early 1900s agriculture • Americana collectible • Uncle Sam artwork • seed disinfectant history • vintage chemical label • 1910s graphics • Victorian/Edwardian transition ephemera 📝 Condition Genuine 1917 newspaper advertisement Naturally aged toning and patina Paper is fragile as expected for a 108-year-old clipping Not mounted — loose clipping Some edge wear typical for antique newsprint Please review all photos closely — item is exactly as shown. Key is not included, used for size reference.