rs. For por- horse power. pitch pine, etc. The reliance that can be placed upon tions of the above article we are indebted to La Na- soft woods is well known, since they were the first that The difficulty is to find the electric wires and to tap ture. were employed for the Paris pavements. As for… … belt, so that there is no danger of sary launching accommodation. Fig. 3— MACHIN£ FOR TRIMMING PAVING BLOCKS. ) 1903 SCIENTIFIC AMERICAN, INC.
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