Typical costs: First, test to see if the popcorn texture contains asbestos. Wet several spots with water and scrape small samples of the material into resealable plastic baggies, then submit them to a lab. Lab tests typically cost $10-$60, depending on the lab and how long it takes to get the results.
Fort Clatsop. From FortWiki. Fort Clatsop (1805-1806) - This fort was the first military establishment to be built in Oregon. It served Lewis and Clark and the 33-member Corps of Discovery as winter quarters in 1805-06 as seven cabins surrounded by a 50 ft square log stockade.
During the three months they spent at Fort Clatsop, Lewis and Clark reworked their journals and began preparing the scientific information they had gathered. Clark labored long hours drawing meticulous maps that proved to be among the most valuable fruits of the expedition.+E Networks. Having spied the Pacific Ocean for the first time a few weeks earlier, Meriwether Lewis and William Clark cross to the south shore of the Columbia River (near modern-day Portland) and begin building the small fort that would be their winter home.