Beautifully engraved Certificate from the famous Owens Corning Fiberglas Corporation issued in 1975 - 1977 for $1,000 @ 9 1/2%. This historic document was printed by the American Banknote Company and has an ornate border around it with a vignette of two allegorical men on both sides of the company logo. This item is printed signed by the company's president and is over 22 years old.