John R. Meredith's nephew came to him one day nearly 50 years ago and excitedly showed him a circulated 1909 wheat penny that he had bought for 50 cents. At the time, Mr. Meredith was a stockbroker. He was astounded as he thought to himself, 'All my life I've been waiting for a stock to jump from 1 to 50.' It was also then that Mr. Meredith decided to go into the coin business! Soon after, he...