'The Baltschieder Viaduct on the Lotschberg main line ...', 1935-36. Creator: Unknown.
'The Baltschieder Viaduct on the Lotschberg main line, illustrates the heavy cost and difficulty entailed in descending the steep mountain-side of the Rhone Valley from Hothenn to Brig; much bridging and tunnelling were necessary to make this descent', 1935-36. From "Railway Wonders of the World, Vol. 2". [The Amalgamated Press Limited, London, 1935-36]