- The PDP-9, the fourth of the five 18-bit minicomputers produced by Digital Equipment Corporation, was introduced in 1966.: P.10 A total of 445 PDP-9 systems were produced, of which 40 were the compact, low-cost PDP-9/L units.
- Fort Casey Historical State Park History (parks.wa.gov)
Fort Casey Historical State Park preserves an example of a US Army defense project from the beginning of the 20th century. Its strategic location on a high bluff at the entrance to Puget Sound also features an historic lighthouse and sweeping vistas of the islands, waterways and mountain ranges that have attracted people here for millennia.