국어문법의연구 Volume 2 of Kugŏ munpŏp ŭi tʻamgu, Ki-sim Nam,
You will appreciate the illustrated maps included in the front pages.
국어문법의연구 Volume 1 of Kugŏ munpŏp ŭi tʻamgu, Ki-sim Nam
This edition is illustrated with new artwork from a contemporary artist.