Topography Data Sets
- GIS datasets - https://gisgeography.com/best-free-gis-data-sources-raster-vector/
- OpenTopography - Dekalb MO - [1]. Needs a valid .edu email, until further notice.
- 10 meter and 60 meter elevation models, MO extension - [2]. e00 format for the 10 meter Digital Elevation Model
- Grassgis - on OSElinux