SCG3227 - USA 1988 Tow Truck 1920s – 8.5¢ Nonprofit OverprintThis U. S. stamp, originally issued in 1988, depicts a 1920s style tow truck as part of the Transportation Series. It features a detailed line drawing of the vintage vehicle with a denomination of 8. 5 cents, intended for bulk mail use. The red overprint "Nonprofit Org." was applied to authorize its use by nonprofit organizations for discounted mailing rates. These overprints add philatelic interest and variation to the series. A classic piece for