Increasing return : a study of the relation between the size and efficiency of industries, with special reference to the history of selected British & American industries, 1850-1910 / the late G.T. Jones. Edited by Colin Clark. Jones, George Thomas, 1905-. Clark, Colin, 1905-1989. Industrial efficiency. Index numbers (Economics) Industries. Industries United States. Industries United States History 19th century. Industries Great Britain. 330.1 JOI Cambridge : Cambridge U.P., 1933. 1933. 1933 Text xvi,300 p. ; eng Great Britain Industries Statistics. Great Britain Industries 19th century History. United States. United States Great Britain.