William Clark was central to the success of the Corps of Discovery expedition not only during the two years spent crossing the continent but also because he produced maps of the west long after his return.
His three maps of the Western United . . . — — Map (db m128181) HM
”…you will take careful observations of …objects distinguished by such natural marks & characters of a durable kind…”
—President Thomas Jefferson
There is a remarkable view from the crest of Clark's Lookout and it is . . . — — Map (db m128182) HM
Instruments for ascertaining, by celestial observations, the geography of the country through which you will pass, have been already provided. —President Thomas Jefferson
The data collected by Lewis and Clark is a striking indicator . . . — — Map (db m128183) HM
Your observations are to be taken with great pains & accuracy, to be entered distinctly & intelligibly for others as well as yourself, to comprehend all the elements necessary —President Thomas Jefferson
On August 13, 1805 William . . . — — Map (db m128184) HM
This monument design is taken from the small pocket compass carried by William Clark on the expedition. Clark’s compass was made by Thomas Whitney in Philadelphia.
Fortunate Chapter of the National Lewis and Clark Trail Heritage Foundation . . . — — Map (db m128185) HM