Section [07]
Field and Record
How the basin is actually measured.
Entries
Three- Mapping the basinA geological map is an interpretation drawn on a base, and the contacts between units are where the argument lives.
- Bureau and SurveyThe state bureau and the federal survey have mapped this ground repeatedly, and their published sheets are the primary record.
- Register of landformsEvery landform named on this site, with its coordinates.