This black-and-white 1949 Toni Home Permanent ad asks which twin has the Toni, with a studio portrait of two blonde women in pearl necklaces, their feather-cut curls styled in soft waves. The copy names them as Marcelle and Jeanne Pastoret of Long Island, New York, and says Jeanne, on the left, has the Toni.

• Headline sets up a guessing game against a $15 beauty shop wave
• Copy answers common questions about how long a Toni lasts and how loose or tight the curl is
• Mentions the Toni Kit with plastic curlers and the refill kit with vintage prices
• Candy-striped Toni boxes pictured in the lower corner
• A charming piece for hair care, beauty, and 1940s hairstyle collectors
• Measures approximately: 8" x 11"