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Scientific American, Vol. 68, No. 19 (May 1893) (1893)

leaf 3

An illustration from Scientific American, Vol. 68, No. 19 (May 1893), 1893, leaf 3
ng being laid last. "irrigate in the neighborhood of 300,000 acres, and the These furnaces were constructed at the physical lab- Further information relative to this improvement system may be extended to include'more than 1,000,000. oratory of the Normal School by Mr. Nion, superin- The canal… … ticularly the bulk petroleum trade. Fig. 1. DUCHETET'8 ELECTBIC CRUCIBLE. © 1893 SCIENTIFIC AMERICAN, INC.

Exposition · Columbian · Chicago · Scientific American · Munn · York central · Wire cloth · Horse power · President cleveland · Post office · Columbian exposition · Rock emery · Exposition grounds · Sulphuric acid

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