Robert Erwin Bookseller is located adjacent to the Rohnert Park Bible Church. There is no sign visible from the street, most likely due to the fact that the company is a mail order business. It can help you find that book you have been searching for for years or buy books from you that you have been looking to get rid of. Robert Erwin Bookseller is always look forward to meeting other collectors and dealers, so call the office if you are interested.