Bob 84 (Worker Graffiti) Worker graffiti in a stairway. If this is your birthday, you have to comment on this post! Related Similar Images ...based on the tags: blur, concrete, worker-graffiti... “R.S. ’14”. Brick Graffiti Series. The texture of the cracking poured concrete ore pocket is somewhere between stone and driftwood. Peering into a remote office at Manitoba Wheat Pool #3. Someone left their to-do list behind. The guard shack protecting the Nike launch pad. Between the room with mold sand and the space where the car’s metal bits would be put together, a pillar is marked as structurally vital. You can tell from the marks on the wall that there used to be pipes running the length of this square hallway, which connected a loading dock with explosive mixers. Circa-1935 graffiti in concrete across the slip from Huron-Portland. The top of the annex was bare except for these holes into the silos below. A century-old ghost sign for Royal House Flour was preserved after a building is built above and through it! Looking from the north annex elevator toward the headhouse.