The romantic letters and drawings that the late "Peanuts" creator Charles M. Schulz sent to a young woman 23 years his junior with whom he was infatuated are going to auction at Sotheby's in New York on Dec. 14. It's estimated they'll bring $250,000 to $350,000. (AP Photo/Sotheby's)

The romantic letters and drawings that the late "Peanuts" creator Charles M. Schulz sent to a young woman 23 years his junior with whom he was infatuated are going to auction at Sotheby's in New York on Dec. 14. It's estimated they'll bring $250,000 to $350,000. (AP Photo/Sotheby's)