DescriptionDigital image of Hudson & Manhattan R.R. postcard titled: One tube completed. Work is begun on the other.1908. Courtesy of Leon Yost. A view in a tunnel near the workface. A completed tube is at the right, but it still has two narrow-guage work tracks. At the left is the shield with many workmen posing for the photographer. Which junction this is not indicated. None of the men are identified. From a series: The Hudson and Manhattan Railroad Company Tunnel (McAdoo system) under the Hudson River.