Saturday, May 28, 2022

Steam Hammer used for forging Steel, circa 1910 The Midvale Steel Company, Philadelphia, Pennsylvania

 


2 comments:

  1. And just like that, Peter, Paul, and Mary began to sing in my brain.
    That is a big hammer.

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  2. James Nasmyth invented the steam hammer. He wrote a very interesting autobiography.

    ReplyDelete