T E X T T H O M A S C O N N O R S P H O T O G R A P H Y J A S O N VA R N E Y S T Y L I S T G A B R I E L L E L A N G D O N I N T E R I O R D E S I G N G E O R G E M A R R O N E A N D M I C H A E L N O C E R A Vintage Saarinen and Mies pieces and a Louis Poulsen Panthella floor lamp occupy a sunny corner of the den.