orologio en CB01 OFFICIAL. In this Roy Spence film, created for the Ulster Folk Museum, Joe O’Neill shows a range of blacksmithing skills and techniques using tools and methods that have not changed in centuries. These include heat welding, scarfing, scrolling, curling and bending. All completed in a traditional simple forge. The original version of the film included an audio track explaining the history, tools and techniques of a blacksmith, however even as a silent film, the powerful visuals of this timeless skill remains evident.