History of Amalgamated Engineers in Australia 1852-1920. Significant to the history of Australian trade unions. References to 7th Intercolonial Trades Union Congress 1891. References to Tom Mann.Paper. Front cover: white background; black text; black and white illustration of two men wearing top hats.Front cover: author's name & title.btlc, ballarat trades hall, ballarat trades and labour council, unions, amalgamated engineering union, amalgamated society of engineers, buckley, k.d., history, 7th intercolonial trades hall congress, mann, tom