DDG Partner’s latest project uses a material often found under foot and gives it a hard-earned respect long deserved. New York State bluestone clads the entirety of 41 Bond’s facade, a condo with four full floor units, a ground floor townhouse, a duplex, and a penthouse duplex. Over the past few months usual Bond Street soundscape of tires rumbling over cobblestone has been interrupted by the clangs of the quarry, as masons fit the stone into place. All of the stone carving was done on site. DDG’s CEO Joseph McMillan, Jr. and chief creative officer Peter Guthrie give AN a tour…