CLEAN : Winnie the Pooh illustration sells for record price

The transcript details an auction where a significant piece of art by EH Shepherd was sold, breaking world records for both an EH Shepherd drawing and a work of art by a book illustrator. The artwork, previously in a private collection, was sold at Sotheby's in the 1970s and has appreciated significantly in value, reflecting the rising market for original book illustrations.

What was the previous amount for the world record for an EH shepherd drawing at auction?

What was the amount that the work of art by a book illustrator previously sold for?

How long had the artwork been in a private collection before it was sold?

What was the selling price of the artwork in 1974?

What is indicated about the market for original book illustrations?