A professional who assists liner-machine operator in gluing paper over cardboard container blanks. Responsibilities include:

• Slides steel shaft through roll of liner paper and secures it in shaft supports of liner machine.
• Threads liner paper through guide rollers and into feeding mechanism of machine.
• Keeps adequate supply of cardboard sheets on feeding table and removes lined cardboard sheets from machine.
• Fills glue reservoir of liner machine with glue.
• Cleans glue roller and glue pan with solvent solution.
• May assist in adjusting machine.
• Performs other duties as described under helper master title.