Shadows on Quarry Wall — ASO

Par Aivaras Jankaitis sur AppTrack Ninja.

Long before diamond-wire saws and computer-controlled routing tables, granite, marble and limestone were shaped by hand - with forged steel plug-and-feather wedges, hand-cranked boring drills, brass-geared leveling arcs and the delicate profile gauges that reproduced the moldings of gothic cathedrals. Each specimen is entered into the ledger with its instrument type and the workshop that made it, its working temperature range, its era, the stone it was engineered to work, and the exact steel mill, foundry or ceramic kiln where it was once calibrated. A photograph, a ledger code and the maker'…

Catégories: Lifestyle

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