There are a number of resources in the Baltimore/DC metro region that you can take advantage of in your bookbinding practice:
Baltimore Print Studios: Baltimore Print Studios is a public access, letterpress and screenprinting studio in Baltimore, MD, co-owned by Kyle Van Horn and Kim Bentley. They offer workshops, hourly studio rental, design services, and commercial printing.
Pyramid Atlantic: Pyramid Atlantic Art Center offers beginner and intermediate classes in printmaking, screenprinting, papermaking, book arts and more. They also offer studio/facility rentals, internships, and residencies.