Sid G. Hedges (Editor). The Universal Book of Hobbies. London: Odhams Press Limited, 1935.
Practice these techniques at home! Top left is particularly effective if you've had too much to drink. Top right suggests a Shirley Temple impression. Bottom left will make people think you're a slack-jawed simpleton. Finally, bottom right is best done while humming the musical theme from the movie "Jaws."