what was the name used on early maps for the area west of the mississippi river?
"Unexplored Territory" on most of it before Lewis & Clark in 1803. They headed the exploration and were demographers.
The Colorado River was uncharted and went into unknown territory until 1869:
http://www.powellmuseum.org/MajorPowell.html
A complete map of the Grand Canyon didn’t exist until 1927:
http://memory.loc.gov/ammem/gmdhtml/nphtml/gchome.html
phone #1-956-580-0814
References :
"Unexplored Territory" on most of it before Lewis & Clark in 1803. They headed the exploration and were demographers.
The Colorado River was uncharted and went into unknown territory until 1869:
http://www.powellmuseum.org/MajorPowell.html
A complete map of the Grand Canyon didn’t exist until 1927:
http://memory.loc.gov/ammem/gmdhtml/nphtml/gchome.html
References :