por Spring, Harry Mortimer, 1908- [autor] | Spring, Harry M [autor].
por Dukelow, Sam G, 1917- [autor].
por Port, Robert D [autor] | Herro, Harvey M [colaborador] | Nalco Chemical Company.
por American Society of Mechanical Engineers. Boiler and Pressure Vessel Committee.
por American Society of Mechanical Engineers. Boiler and Pressure Vessel Committee. Subcommittee on Power Boilers. Subgroup on Care of Power Boilers.
por Livois, Guy De [autor].
por American Society of Mechanical Engineers.