Pressure

760 millimeters of mercury = 14.7 pounds per square inch

6. Power

1 horse power = 550 foot pounds per second = 746 watts

7. Miscellaneous

60 miles per hour = 88 feet per second

980 centimeters per second per second
= 32.2 feet per second per second
= acceleration of gravity.

1 cubic foot of water weighs 62.4 pounds

1 gallon of water weighs 8.34 pounds

Printed in U. S. A.
INSTRUCTIONS FOR USING A SLIDE RULE
COPYRIGHTED BY W. STANLEY & CO.
Commercial Trust Building, Philadelphia, Pa.

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