Description | Upright of the iron frame showing the hirst, section of the hammer helve and boits for the large hammer at the clay mill forge at Carron Elevation, scale 1:6. Ink wash. Signed 1785
Section of the hammer beam, flywheel and pinion for the three hammers of the clay mill forge at Carron; also showing the manner of forming the bearing brasses for the gudgeons. Sectional elevation, scale 1:24. Ink wash. Signed 1785 |