Trade Catalog of C. Hammond & Son, Manufacturers Of Edge Tools And Hammers, Ogontz, PA., U. S. A., 1910. Charles Hammond manufactured edge tools and hammers in Ogontz and Philadelphia, PA from 1869 through the first quarter of the 19th Century. Marks seen on C. Hammond tools include: C. Hammond Phila Cast Steel, Ogontz Tool Co. Ogontz, PA and Tacony Solid Steel. Highly collectible today for both study and use, Charles Hammond produced a high quality product throughout the life of his business. The Toolemera Press re-publishes classic books, trade catalogs and photographs on early crafts, trades and industries, from the originals in our personal collection.