Jeckyll, Thomas. Map of the United States and their Territories between the Mississippi River and the Pacific Ocean. Washington DC, 1857-8. maps the letter was published in

the letter was published in 1715

The river rising from the Florida Panhandle is oddly lacking on Senex's edition of the Browne map

as Francewas seeking to legitimize its claims in North America

sea monsters

on which this version is based

Jeckyll, Thomas. Map of the United States and their Territories between the Mississippi River and the Pacific Ocean. Washington DC, 1857-8. maps the letter was published inThomas Jeckyll Map of the United States and their Territories between the Mississippi River and the Pacific Ocean Washington DC, 1857 8 22 1 2 x 25 inches This impressive map of the United States west of the Mississippi River reflects the latest surveys performed along the newly established Mexican American border by a party led by William H. Emory, an officer in the U. S. Army Corps of Topographical Engineers. Shortly after the Gadsden Purchase of