Babcock and Wilcox Water-tube Boiler Small 291×320 Medium 582×640 Large 931×1024 Download Tiff Original 2182×2400 | (969.8 KB) Description Babcock and Wilcox Water-tube Boiler, section at AB-front elevation Keywords Boiler, machine Galleries Boilers Source: The Encyclopedia Britannica, Eleventh Edition (New York: The Encyclopedia Britannica Company, 1910)IV:149