Serene Urban Balcony
A vibrant Japanese maple frames a view into the designer's studio living room.
"The terrace has its original balustrade and carved urns from the 1930s," says O'Brien. "In ways I think the Timidity colour of the apartment [from Pratt & Lambert] echoes the pale brick and limestone colors of the building."
See more exclusive photos of O'Brien's apartment in the April 2010 issue of House & Home.