William P. Walter's Sons
Directory of American Toolmakers Information
This company was primarily a dealer but did make and mark some of its own tools. Their "Est. 1831" date cannot be confirmed, the earliest instance dating them at 1888. Both marked tools found were cast iron holding racks.
W.P.WALTERS SONS PHILA; W.P.W. SONS 1233 MARKET ST. PHILA.
Pictured below is an iron tool cabinet similar to those marked.
Nelson, Robert E., Ed. (1999). Directory of American Toolmakers: A listing of identified makers of tools who worked in Canada and the United States before 1900. Early American Industries Association.
Walter’s, Wm. P. Sons. (no date). Tool chest, scroll saws, model engines, carving tools, etc. Reprinted in 1983 by Mid-West Tool Collectors Association.
Walter's, Wm. P. Sons. (1888). Illustrated catalogue of wood workers' tools and foot power machinery. Facsimile of the original. Lancaster, MA. The North Village Publishing Co.