The Spirit of St. Louis, the $7,500 monoplane in which Charles A. Lindbergh will attempt the New York to Paris flight for the Orteig $25,000 prize, is shown in May, 1927. The plane was completed and tested at San Diego, Calif. It has a wing span of 46 feet, weighs 4,750 pounds and has a cruising speed of 105 miles an hour. Tank capacity for 425 gallons of gasoline and 28 gallons of oil. (AP Photo)

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