1. Consumption, investment, and employment Gross national product in the United States, 1834-1909 /? Robert E. GallmanPrice deflators for final product estimates /? Dorothy S. BradyLabor force and employment, 1800-1960 /? Stanley Lebergott2. Output of final products New England textile industry, 1825-60: trends and fluctuations /? Lance E. Davis and H. Louis Stettler, IIIBuilding in Ohio between 1837 and 1914 /? Manuel Gottlieb3. Minerals and fuels Development of the major metal mining industries in the United States from 1839 to 1909 /? Orris C. HerfindahlAmerican petroleum industry /? Harold F. WilliamsonSome aspects of development in the coal mining industry, 1839-1918 /? Vera F. Eliasberg4. Power and machines Growth and diffusion of power in manufacturing, 1838-1919 /? Allen H. FenichelChanging production of metalworking machinery, 1860-1920 /? Ross M. RobertsonMachine tool output, 1861-1910 /? Duncan McDougall5. Sources of productivity change Productivity growth in grain production in the United States, 1840-60 and 1900-10 /? William N. Parker and Judith L.V. KleinProductivity and technological change in the railroad sector, 1840-1910 /? Albert Fishlow.