Back of the Book, starting with the semi-postals, through the Airs & Air semi-postals, Dues, Military Franks, Newspapers, Officials, Occupations and into the French Offices, housed in Scott Specialty series binder with pages to 1991 on Scott pages. Many nice sets including B112-3, B135-46, B147-8, B161-6, B167-72, B224-231, B238-43, B276-81, B350-5, B369-64 (all mint, light hinged), C23-7 (used), C28 LH. Most older items are mint, hinged. 2011 Scott catalog value $1,023.00