DuPont Letterbox #1: DuPont Powder Works, 1906
DuPont Letterbox #2: Fort Nisqually, 1833
DuPont Letterbox #3: Wilkes Observatory, 1841
Placed By: DVN2R CKR
Start at: DuPont Museum
(the museum is only open Sundays from 1-4pm!!!)
near DuPont City Hall
303 Barksdale Avenue
Historic DuPont (NOT Northwest Landing!!!)
Pierce County
DuPont, Washington 98327