The arm and hammer is a symbol consisting of a muscular arm holding a hammer. Used in ancient times as a symbol of the god Vulcan, it came to be known as a symbol of industry, for example blacksmithin
Arm-and-hammer symbol at the Mechanics' Bank and Trust Company Building in Knoxville, Tennessee
Svetitskhoveli Cathedral - The Hand of the Architect
The hammer and pick, rarely referred to as hammer and chisel, is a symbol of mining, often used in heraldry. It can indicate mining, mines, or miners, and is also borne as a charge in the coats of arm
Arm and hammer
…Cathedral. It was completed in 1029 by the medieval Georgian architect Arsukidze, although the site itself dates back to the early fourth century. Hammer and pick Hammer and sickle…
Hammer and pick on the former administration building of the Bavarian Lignite Industry AG in Wackersdorf, Germany