1820 England and Wales navigable waterways
收藏B2FIND2026-04-28 收录
官方服务:
资源简介:
ArcGIS shapefile of the 5419 miles of navigable waterways of England and Wales in 1820. This shapefile derives from a time dynamic GIS and database of navigable waterways of...
1820年英格兰与威尔士境内总长5419英里的通航水道的ArcGIS形状文件(shapefile)。该形状文件源自一套覆盖通航水道的时空动态地理信息系统及数据库……



