Midland Railway Permanent Way Photo Album. Early 20th C engineering photos of bridge, viaduct and tunnel construction in Yorkshire, many with detailed ink captions, some named in the negative. Most 12x20cm, and about 12 photos larger 20x28cm (8"x11"). Some stamped ‘Maintenance Office (date) M.R. Engineers Dept.' Album of 43 photos, plus 16 loose photos. 27x37cm (album) (2O) Estimate $800-1,200