Memoirs of the most eminent American mechanics : also, lives of distinguished European mechanics : together with a collection of anecdotes ... relating to the mechanic arts : illustrated by fifty engravings (1852)
Howe, Henry, 1816-1893, New York Museum of Science and Industry. Library · New York : Harper & Brothers · leaf 486
t, theroute obstructed by serious impediments, and the work tedioiand very expensive. The friends of the enterprise, howevc,:,rightly judged, that nothing could be so expensive to the healthand convenience of the inhabitants, and therefore in fact so greata pecuniary loss to -the city treasury, as… … Section of the Croton Aqueduct Description of the mode of constructing the Croton Aqueduct,from the American Railroad Journal—The materials used aregood building-stone, qf the proper degree of hardness and dura-bility, free from all metals, particularly iron. Gneiss is preferredto any other, both…
Industrial arts · Inventors
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