Frank Colebrook

• A costly cheapness in electros
• An hour at the Dent Engraving Works
• Commercial and newspaper illustration
• Diagram accounts for printers
• Fling-flong
• George Baxter
• Harry Whetton, editor of the British Printer, 1895-1943
• Honorary electrotypers
• Illustrations at trade exhibitions
• Improvements in photo-copying
• Lithography
• Lithography and process in combination