Stillson's Patent Wrench - Model #14 - circa 1878 - Walworth Mfg. Co. Boston.
Rare collectable antique adjustable pipe wrench with wooden handle, 139 years old, usable or hang it on a wall.
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Made by: Walworth Mfg. Co. Boston, Massachusetts 1892-1911
see 1870's Walworth catalog here: https://babel.hathitrust.org/cgi/pt?id=bc.ark:/13960/t2697zm6h;view=1up;seq=40
"A History of 100 Years of Valve Manufacturing - The story of the Walworth Company, Inc, oldest maufacturer of Valve and Fittings in the United States - 1942"