Enter this elegant fifth floor home through a grand gallery leading to an expansive, South-facing living room with large picture windows and a wood-burning fireplace.  Adjacent formal dining room, currently used as a library or family room, has tasteful custom millwork and plantation shutters.  The chef's kitchen, enlarged through inclusion of staff room, features Sub-Zero refrigerator, Viking range, Bosch dishwasher, washing machine and gas dryer and a separate dining or breakfast room.  The private wing of the apartment includes three large bedrooms, two full bathrooms which have been renovated with double sinks and Waterworks fixtures and ample closets.  A second staff room, now used as an office, adjoins a half bath, easily converted back to a small, full bathroom.  Central air.  Dedicated storage cage, bike room and fitness center in basement.  Designed by Emory Roth and constructed in 1916 by Bing & Bing, 1000 Park Avenue is a highly regarded, white glove, full service prewar cooperative. The building has a 2% flip tax and allows up to 50% financing.