Letters to Sotheby's
The pilot for personal reasons, decided to sell his painting and contacted Sotheby’s in order to have the painting offered for auction, but the auction house disregarded his letter immediately - stipulating that he had a fake.
December 8, 1979 - Letter from Sotheby's was a very short response stating that "Apparently the prints are copies after the prints by Picasso…”
December 12, 1979 - The pilot sent a follow up letter to the Head of Oil Paintings Department for Sotheby explaining how he came into possession of the painting.
January 17, 1980 - The pilot brought the painting to Sotheby's New York office for personal inspection. At this meeting, the painting was determined in her opinion to be “painted-over-print”, and furthermore that Picasso “was not creating this type of work in 1947”.
February 1, 1980 - The Senior Vice President of Sotheby’s wrote the pilot asking him to provide additional third party proof to provide as evidence as to the authenticity of the painting.