Cornerstone The cornerstone of the building, in Latin. Similar Images ...based on the tags: signs... Pillsbury from across the Mississippi River and Stone Arch Bridge from the roof of the Washburn Crosby Elevator (aka Gold Medal Flour). 2005. Flavored beers are still popular. The flavor concentrates were stored in this bank of fridges. These buildings were largely used as concentrators for the crushed rock, although I did spy some small mills inside these too. Before each warhead was crated, it was inspected. Bricks from the demolished buildings. The UP gets a lot of snow, making exploring its old mines a special challenge in the winter. The snow is more than 6 feet deep in this picture, and firm enough to walk on. Note the tiled floor between the bucket conveyors and an old mill. When it became “Hyde Park Hospital”, this portico was added onto the front. The old gate sign, leaned against one of the terminal elevators.