Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 114
ade of fire clay, well packed and beaten on the ironbottom. The diameter at the bottom is is inch.v-; across at th - inches ; at the throat, 2 feet: on the average containing about lono lb-, of metal. Kga 2878 mid 2379 show a section and ground-plan of a neat an-i convenient form of cupola.…
Mechanical engineering
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