Bridgeport SERIES ONE (models BRJ/BR2J2) Vertical Milling Machine OPERATION AND MAINTENANCE MANUAL (INCLUDING SPARE PARTS CATALOG) PART NO. 1800234 This is a British manual, printed sometime after 1986. It covers installation, lubrication, operation, and maintenance of the dovetail ram mill, the M, J, 2J2, and E heads, and the Heidenhain DRO.