topographic map data
topographic map data
Out of context: Reply #5
- Started
- Last post
- 7 Responses
- quack0
unless you mean from above at which point i can say that government topographical/density maps are made by hand. i know a girl who does this work. her complaint when i asked why these maps can't be compiled from other maps... i was informed for government grade topographical maps you need government data. if you start mixing the sources the accuracy skews and populations and elevations can cross borders they shouldn't