Vintage L Coes 18" Adjustable Monkey Wrench Worcester Mass USA 

PAT June 25, 1866? This date has some damage and is hard to read due to a previous putting ID stamp marks in it

PAT March 23, 1869

The hard to read date I tried to look up without much sucess

Has a crack in the wood handle has various ID stamps from previous owners

Measures just under 18"

[Please Look at all the pictures they are part of the description]

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