Xian Ma Keng Horse-trapping Pit

A woodcut illustration depicting a "Pit to Trap Horses" (Xian Ma Keng). The top of the page features the three large Chinese characters for the title. Below the title is a rectangular diagram showing a series of sharp, flame-like or antler-like wooden stakes or obstacles arranged in rows within a trench or pit. The stakes are jagged and pointed upwards to injure the legs of advancing cavalry horses.