Digital Line Graph
A US Geological Survey digital map format used to distribute topographical maps in vector form. The digital files contain lists of the coordinate points that describe linear map features.
Authorization Path: 2.5.6.4.25.0
A US Geological Survey digital map format used to distribute topographical maps in vector form. The digital files contain lists of the coordinate points that describe linear map features.
Authorization Path: 2.5.6.4.25.0