![Amazon.com: MAPS OF THE PAST - Historical Map of Mississippi River Western Mail Routes - Boyd 1867-23.00 in x 33.12 in - Glossy Satin Paper : Office Products Amazon.com: MAPS OF THE PAST - Historical Map of Mississippi River Western Mail Routes - Boyd 1867-23.00 in x 33.12 in - Glossy Satin Paper : Office Products](https://m.media-amazon.com/images/I/A1+ioi05vIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: MAPS OF THE PAST - Historical Map of Mississippi River Western Mail Routes - Boyd 1867-23.00 in x 33.12 in - Glossy Satin Paper : Office Products
![File:Map of part of the United States exhibiting the principal mail routes west of the Mississippi River. LOC 99446220.jpg - Wikimedia Commons File:Map of part of the United States exhibiting the principal mail routes west of the Mississippi River. LOC 99446220.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/2/29/Map_of_part_of_the_United_States_exhibiting_the_principal_mail_routes_west_of_the_Mississippi_River._LOC_99446220.jpg/2560px-Map_of_part_of_the_United_States_exhibiting_the_principal_mail_routes_west_of_the_Mississippi_River._LOC_99446220.jpg)
File:Map of part of the United States exhibiting the principal mail routes west of the Mississippi River. LOC 99446220.jpg - Wikimedia Commons
![Map of the United States west of the Mississippi showing the routes to Pike's Peak, overland mail route to California and Pacific rail road surveys. To which are added the new state Map of the United States west of the Mississippi showing the routes to Pike's Peak, overland mail route to California and Pacific rail road surveys. To which are added the new state](http://tile.loc.gov/image-services/iiif/service:gmd:gmd405:g4050:g4050:rr001760/full/pct:25/0/default.jpg)
Map of the United States west of the Mississippi showing the routes to Pike's Peak, overland mail route to California and Pacific rail road surveys. To which are added the new state
![Amazon.com: Historic Pictoric Map : United States, Western 1916, Part of United States west of The Mississippi River : Showing Activities of Bureaus of The Department of The Interior : 24in x Amazon.com: Historic Pictoric Map : United States, Western 1916, Part of United States west of The Mississippi River : Showing Activities of Bureaus of The Department of The Interior : 24in x](https://m.media-amazon.com/images/I/81CbYlutnZL.jpg)
Amazon.com: Historic Pictoric Map : United States, Western 1916, Part of United States west of The Mississippi River : Showing Activities of Bureaus of The Department of The Interior : 24in x
![The Civil War West of the Mississippi River: Summary & Major Events - Video & Lesson Transcript | Study.com The Civil War West of the Mississippi River: Summary & Major Events - Video & Lesson Transcript | Study.com](https://study.com/cimages/videopreview/videopreview-full/the_civil_war_west_of_the_mississippi_river_118129.jpg)
The Civil War West of the Mississippi River: Summary & Major Events - Video & Lesson Transcript | Study.com
![Map of the territory of the United States from the Mississippi River to the Pacific Ocean : ordered by Jeff' Davis, Secretary of War to accompany the reports of the explorations for Map of the territory of the United States from the Mississippi River to the Pacific Ocean : ordered by Jeff' Davis, Secretary of War to accompany the reports of the explorations for](http://tile.loc.gov/image-services/iiif/service:gmd:gmd405:g4050:g4050:rr001740/full/pct:25/0/default.jpg)