The  notorious Tribeca Bookshop at 58,  Warren Street,  NYC, is famed for its devotion  to “all things mysterious, from hard-boiled hardcovers to pulpy paperbacks”. Anyone interested in  an overview of the current market of international Crime Fiction in English language will benefit from  a virtual tour through its rich collections, including a view of the covers of some 4000 paperbacks.  http://www.mysteriousbookshop.com