United States of America. Modern Era Specimens Relating to Mortgage Credit and Financing, 1970s-1990s. Lot of Ten (10) Bonds. Average Extremely Fine.There are ten certificates from three issuers, all Specimens on bond paper. Included is a $1,000,000 bond. A unique model for a FNMA bond also, on cardboard. Another nice collection with all different types. Retails usually $50 to $100 per item. Only available as Specimens and then, rarely so.