Photos provided by John Catchings, digitally processed by Jock Dempsey.
This is an unusual piece due to the high probability that it was made in-house as this was a brass foundry company that made small parts.
The narrow face makes a thinner anvil thus saving metal.
The lettering is the typical foundry letters attached to the side of the pattern as is common in industrial pattern work.
Text: W. D. Hofius Foundry and Machinst, Sharpsville, PA
.... Bronze Tuyeres & Coolers and Brass Castings &C.
3-5/8" x 1-3/4"