Pablo Helguera’s Librería Donceles is an itinerant bookstore of ten thousand used books, in Spanish, of virtually every subject—literature, poetry, art, history, science, medicine, anthropology, economics, and politics, as well as children’s books.  Librería Donceles, While in Redhook (til May 15th, 2015), is the only Spanish-language used-book store in the New York City. There are nearly two million Spanish speakers in New York and nonetheless a great scarcity of books in Spanish.