Various images of Literary Works
  
      198. Muyetongji 1790

size : width 19 length 31.4
Book 5, printed from wooden printing plates
Courtesy : Military Museum
Military arts manual by Lee Dukmu and Park Jega under royal orders from King Jeongjo.
Article on Mogu(furball) and Muchokjeon(headless arrow) can be found in the Gyeokgu chapter.