New York's Rooftop Gardens Article

Here is an article I came across today to promote a book called "Rooftop Gardens: The Terraces, Conservatories and Balconies of New York" (although there was only one picture in the article?!?!).  I haven't checked it out yet but will definitely be combing it for some ideas.  Check it out. Visiting New York's Exclusive Rooftop Gardens