Vol: LXXXIINo. Casting a Large Armor-Plate Ingot. A 100-Ton Nickel-Steel Ingot. Part Sectional View through an Open Hearth Furnace Showing Regulating Valves Checkerwork and Air and Gas Flues. MANUFACTURE OF GUNS AND ARMOR AT THE BETHLEHEM STEEL WORKS—I. THE OPEN HEARTH PROCESS[See page 312.], scientific american, 1900-05-19
Vol: LXXXIINo. Casting a Large Armor-Plate Ingot. A 100-Ton Nickel-Steel Ingot. Part Sectional View through an Open Hearth Furnace Showing Regulating Valves Checkerwork and Air and Gas Flues. MANUFACTURE OF GUNS AND ARMOR AT THE BETHLEHEM STEEL WORKS—I. THE OPEN HEARTH PROCESS[See page 312.], scientific american, 1900-05-19
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