Twentieth Century Delft Tiles: Northwest I. Glazed ceramic tile. 36" x 30". 1987. Each tile is 6"x 6". A group of tiles, many of which have Northwest regional subjects. A before, during and after view of the eruption of Mt. St. Helens in 1980, viewed from Rocky Butte in Portland, about 45 miles away. Also, a tile image quote from Science News comparing the archival permanence of film, microfilm, modern paper, and magnetic tape. A view of one of the Benson Fountains and the Portland Building. Weight: 50lbs.