Name and Limit of the East Sea

Part 1 The Limit and Name of the East Sea

Chapter 1 The history of the marking of the East Sea
Chapter 2 Study on the First Edition(1928)
Chapter 3 The change of the seas in "Limits of Oceans and Seas"
Chapter 4 The change of the seas
Chapter 5 The example of recording together
Chapter 6 The error in 'Limits of Oceans and Seas'

Part 2 The History of "Limits of Oceans and Seas"