Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 217
d ; there s nodoubt you get a pressure in em when you godown, and the pressure gets harder and harderthe deeper you go, that is, until your earscrack. Crack? said I. Well, that s what we call it, but I dontsuppose anything really cracks. After youget down, say, thirty feet, your ears hurt agood… … THE MEN AT WORK WITH THE AIR-PUMP. THIS FEEDING BREATHTO A DIVER IS SERIOUS BUSINESS. match; that s the crack, and then you can goon down as far as you please, and you wontfeel any more pain in your ears until you recoming up again; then you get a reversecrack. They say it s the air working in…
Children's literature
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