In 1974, a woman named Geraldine Elizabeth Carmichael created a company called the 20th Century Motor Car Corporation and unveiled their flagship car, a three wheeled yellow sports car that got 70 mph. After raising money from investors, Carmichael disappeared, and it was discovered that the car was made primarily of wood and had a grass cutter carburetor. What was the three wheel car known as?
An attempted tax write-off.