Glass tubing 6" lengths of all sizes between 10" and 4" diameter
Glass tubing 6" lengths of all sizes between 10" and 4" diameter, 1968
Glass tubing: 6" lengths of all sizes between 10" and 4" diameter: 12 x 3'6" lengths 9" down to 50mms. diameter, 1968
Glass tubing 6" lengths of all sizes between 10" and 4" diameter, 1968
Glass tubes 12 x 3'6" lengths 9" down to 50mm diameter, 1968