LefelGroupDisgrifiadThis group comprises the drawings which form the Figures in John van Laun's book , 'Early limestone railways'.ArchifELR - Early Limestone Railways DrawingsDyddiadRhif Archif6373869
LefelGroupDisgrifiadThis group comprises the Map drawings in John van Laun's book , 'Early limestone railways': some occur as Maps, some as Figures. All are undated.ArchifELR - Early Limestone Railways DrawingsDyddiadRhif Archif6373871
LefelGroupDisgrifiadThis group comprises the material produced as Plates in John van Laun's book , 'Early limestone railways'.ArchifELR - Early Limestone Railways DrawingsDyddiadRhif Archif6373872
