A professional who tends machine that coats picture-frame molding with hard, glossy composition as base for painting. Respnsibilities include:

• Digests measured quantities of glue, rosin, linseed oil, and water in heated gluepot, following work order and specifications.
• Pours liquid into heated mechanical mixer, adds whiting (powdered chalk), and starts mixer that automatically stops when mixture is of specified consistency.
• Turns handwheels to adjust tension of feed rollers, using sample strip of stock molding to verify tension.
• Fills supply chamber of machine with coating mixture and starts machine.
• Inserts molding stock in guide under rollers that force it through supply chamber.
• Picks coated stock from chamber and stands it on end until coating has hardened.