The article delves into the origins and characteristics of books in Korean history, specifically focusing on the contributions of King Sejong. It highlights how the term 'book' originated from pictographs and discusses the differences between bamboo and wooden texts in ancient China compared to Korean wooden texts, which have been commonly grouped under one term. The work of author Lee Jae-jeong, who has researched metal typography during the Joseon Dynasty, is presented through the lens of physical books and their historical evolution, emphasizing the craftsmanship involved in creating and binding these texts.

Particular attention is given to the transformation of book forms, noting that even before the advent of paper books, well-organized editing practices were in place. The article cites examples like the Golden Light Sutra, which used a grid pattern for writing, showcasing the meticulous nature of ancient writing and the challenges posed by errors in characters. The craftsmanship in bookbinding is not overlooked, with most surviving ancient texts today being 'silk-bound,' similar to modern books, a testament to the advanced techniques developed during that era.

In conclusion, the piece emphasizes the importance of understanding these ancient books not only as cultural artifacts but also as a reflection of the sophisticated publishing practices of the time. Through the exploration of different texts, including historical documents and unique woodblocks, the article celebrates the intricate relationship between history and the materiality of books in Korea, shining a light on how King Sejong contributed to the richer tapestry of Korean cultural heritage.