Everybody Should Know How To SwimOriginal vintage Safety Bulletin poster Everybody should know how to swim Many a boy learned how at The Old Swimmin Hole If you can't swim Learn now You may save a life Your own or another's issued by the Industrial Accident Prevention Associations featuring an image of children enjoying the outdoors by a lake in the countryside surrounded by grass, trees and fields with a boy diving off a wooden plank into the water, boys swimming in the lake and