The yellow pine that was used to build Baltimore’s rowhouses came from old-growth forests, and is more dense and rot-resistant than faster-growing new lumber; a century of oxidation has given it a handsome, dark patina. Furniture-makers and interior designers play up its provenance, designing items around its joist- and plank-shaped pieces, some of them pocked with nail holes and saw marks.

Source: Rescued charm – Baltimore’s abandoned homes are being recycled | United States | The Economist