Five black & white images of Colsterdale narrow gauge railway, from Masham to Leighton and Roundhill Reservoirs. Images include a derailment of Leeds 0-6-2 locomotive No. 1, supply train for Brierly Banks Army Camp, etc. 2.3622 x 2.9528 in. Five negatives of Colsterdale Narrow Gauge Railway (supplied title) 1914-1918