(n. p.): . Single sheet, printed in color, recto only. Explanatory text by Howard R. Driggs. Map shows route of the Pony Express with names and location of relay stations. Includes 11 captioned vignettes which depict various spots in the Pony Express route, e.g., Platte Bridge and Valley of the Great Salt Lake. 10-1/4" x 29-1/4". Folded, and housed in an archival mylar sleeve. Fold-lines. Minor wear & soiling, a VG copy. Item #48118
"Made available through the generous cooperation of the Union Pacific, the first transcontinental railroad, whose lines closely parallel most of the historic Pony Expresss route."
Date of publication from the LoC website.