16 East 79th

 place with historical importance, townhome

Bing Street View - tinyurl.com/7pken9e
Originally built for Sidney Dillon Ripley c. 1901 by architects Warren & Wetmore. Ripley was grandson of Sidney Dillon, builder of the Union Pacific Railroad. en.wikipedia.org/wiki/Sidney_Dillon Mrs. Ripley{Mary Hyde} was the sister of James Hazen Hyde of the Equitable Life fortune. en.wikipedia.org/wiki/James_Hazen_Hyde
Interior details included a voluptuously curving stair that rose through the center of the house, elaborate plasterwork and mirrors in the reception room and salon and oval-paneled dining room. In 1912 purchased by Mrs Charles H. Sneff after the death of her husband. She had moved from her home at 300 Madison Avenue.

At one time housed the Saidenberg Gallery, which closed in June 1999 after the death of Mrs' Saidenberg. www.nytimes.com/1999/08/20/arts/e-b-saidenberg-88-art-d... www.nytimes.com/1997/05/22/arts/daniel-saidenberg-90-ce...
The gallery represented Picasso in US from 1955 until artist's death in 1973.
The Saidenberg's art collection sold for $70.3 million via Sotheby's, New York in 1999.
www.sothebys.com/liveauctions/sneak/archive/saidenberg....
Currently owned by Alexandra A. Herzan, niece of philanthropist Henry van Ameringen; Daughter of arts philanthropist Lily Auchincloss and TIME Magazine writer Douglas Auchincloss. Alexandra is the current director of The Lily Auchincloss Foundation. www.lilyauch.org/mission.html