a small shop home to truly hard to find architectural books on rio de janeiro, it can be found on rua gago cutinho 52, and can be reached via phone at 21 2976.6953.  

going back over one decade, the livraria galileu has several locations in rio de janeiro, and offers the largest collection of books in the city, with a complete catalog available on-line on this page - the location in ipanema on rua visconde de pirajá, 207 is a convenient option for those who prefer to browse in person, and can be reached via phone at 21 3202.9350 or via the official webpage here.

in general, most major shopping malls are home to bookstores large enough to have couches and cafés, so any random shopping outing can be greatly rewarding.