15 black & white photographs of various sizes showing interior and exterior views of the Copt Hill Engine and Drum House on the Hetton Colliery railway. A stationary engine in the engine house hauled wagons part of the way up the incline to Warden Law. Some of the photographs include the donor, Mr. A. E. Swinton, while others may be copies of earlier images. The stationary engine depicted was built by Murray's of Chester-le-Street and installed in 1836.