- Island County — Thumbnail History (historylink.org)
Island County, the eighth oldest county in Washington, was created on January 6, 1853, by the Oregon Territorial Legislature from a portion of Thurston County and was named for the myriad of islands in Northwestern Washington. It originally encompassed Snohomish, Skagit, Whatcom, and San Juan Counties…
- Polyhedron (Wikipedia)
In geometry, a polyhedron (pl.: polyhedra or polyhedrons; from Greek πολύ (poly-) ‘many’, and ἕδρον (-hedron) ‘base, seat’) is a three-dimensional shape with flat polygonal faces, straight edges and sharp corners or vertices.