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New Kinks and New Tools Which Have Been
��Below: The "sucker" prin- ciple utilized in gripping weights. After creating a vac- uum the hollow rubber cups stick tightly to the weight
���Below; A screw- driver which is pivoted to its handle. It can be used in the usual straight position or in the "T" position, as illustrated
��AIR PASSAGE
��Feeling the pulse of steel with a hollow rod, on one end of which a meter is fitted to gage the temperature. When the dial needle touches a red mark the critical point has been reached
����A valve and cock which not only controls the amount of gas but the amount of air feed to a stove
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