Authentic Antique Print from 1850's!~ Chromolithograph titled "Mirage on the Colorado Desert".

Arizona &  California Area! 

This was published by the railway for a survey. This is one of the very first published images of the southwest in 1835-1850. 

Printed by the U.S.P.R.R. EXP. &Surveys - California~ Titled on top Geology Plate XII