Remaining exterior work was completed on the majority of facilities at the stations. Here, the crude oil topping unit at Pump Station 6, just south of the Yukon River, is being enclosed., 1976-11, PCA0002-3b-59, Folder: PCA0002-3b. Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977, PCA 2. Alaska State Library - Historical Collections Finding Aids. https://alaska.libraryhost.com/repositories/2/archival_objects/17689 Accessed February 22, 2025.