A popular top polisher for polishing the curved tops of monuments, the vertical polishing machine, was introduced around 1890 by the Concord Axle Co. It was suspended from an overhead shed beam and ...
In Tom Doyle’s office, overlooking the marble ashtray, marble pen holder, marble bust and marble pedestal, is a portrait of Ludwig Hilgartner. A dour-looking, bearded German immigrant who has been ...