Hub City Iron Literature Pictured below. This Manual contains Literature and instructions for using the Hub City Main Boring Machines, Literature on the Hub City Insert Resizing Attachment, Literature with instructions for the Hub City Universal Babbitt Pouring Fixture, Literature for Hub City Special Purpose Ford Main Bearing Babbitting and Line Boring Equipment, literature for Hub City Bearing Service Equipment Accessories, and Literature for the Hub City Cam Bearing Drivers. 19 Pages