Evolution Of The Hammer

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pilot_kris

Business Entertainment & Humor

Evolution of the Hammer By: Kris Halvorson Hour:6 11-6-07

What is a Hammer? ,[object Object],[object Object],[object Object],[object Object]

What was/is it used for? ,[object Object],[object Object]

Hammer Time line Current (Pneumatic Hammer) Claw hammer Hammer made with handle First rock/stone hammer

When was the hammer first invented? ,[object Object],[object Object]

What materials were used to make hammers years ago? ,[object Object],[object Object],[object Object]

Improvements/innovations ,[object Object],[object Object],[object Object],[object Object]

Types of hammers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Materials used today. ,[object Object],[object Object]

Bibliography ,[object Object],[object Object],[object Object],[object Object]

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