This is for the compete set of the Harry Potter series books 1, 2, 3, 4, 5, 6, and 7 by J. All the books were read once and then shelved. Two of them are TRUE first editions with errors. 2 lines were changed in later prints.
On page 683 the line They found seats in the topmost row of stands. He had squeezed his way all along the row behind, ".
This book has 759 pages instead of 784 pages in later editions.