Technical pamphlet, titled ""Knorr Quick Action Automatic Air Brake" consisting of printed cover (folded sheet, printing only on front cover and two inset folded sheets plate III and plate IV with technical notes and diagrams of the brakes on locomotives and carriages. Details the action of the brakes, operation and equipment. Published by the Knorr Brake Co. of London, Steam Railway Dept. Sheets have been punch with two holes along the left hand edge - probably at a later date. Scanned to the COTMA Website 4-10-2015."Colin Rutledge" stamped on top of page 1.trams, tramways, knorr brakes, train brake systems

Photocopy of pages 210 to 221 of "A History of Commonwealth Engineering 1977 - 1985" which looks at the history of the "Z4 concept, the Lonie Report, Low Floor tram proposals, senior staff at Dandenong, ownership changes, A class, Prototype Articulated trams (B class), in service modifications, the failed Knorr Brake Franchise and ANI takeover.trams, tramways, comeng, commonwealth engineering, a class, b class, new trams, articulated trams, lonie report