Staircases siluetti about 1 year 1 Staircases siluetti about 1 year 1 Staircase in a house siluetti about 1 year 0 Iron Fence siluetti about 1 year 1 Fence siluetti about 1 year 0 Locomotive made by Richard Trevithick and Andrew Vivian (1801) siluetti over 1 year 2