The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 338
Fig. 5. … 1. The new steam propeller which forms theleading subject of Mr. Maudslays present patent,obviates one of the greatest obstacles that havehitherto stood in the way of steam propelling,whether by means of screw blades or flat Wades,or blades of any other description ; viz., the diflB-culty of…
Architecture · Civil engineering · Science
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