Yu ji tu grid map
Mapa de cuadrícula Yu ji tu
- Date
- 1136 · confidence high
- Place
- Forest of Stelae, Xi'an, Shaanxi, China
- Credited to
- Song cartographers (engraved on a stele)
- Field
- Cosmos & Earth
What it is
A map of China engraved on stone with a grid of more than 5000 squares each 100 li on a side; the tracing of coastlines and rivers is remarkably accurate. It is the oldest surviving example of scale grid cartography.
What it led to
- scale administrative maps
- map reproduction by rubbing