Years. Table showing the quantity of Coal sent to market annually, from its commencement, in 1820, to 1850, inclusive. Increase and de crease. The total quantity of Coal shipped from the Lehigh coal mines annually, from the commencement of the trade, in 1820, tɔ 1851, inclusive. STATISTICS OF THE MANUFACTURES OF THE UNITED The subjoined summary of the manufacturing industry of the United of the Census. The period which has elapsed since the receipt of the returns has If, in some instances, the amount of "capital invested" in any branch The entire capital invested in the various manufactures in the United Amounted, in round numbers, to Value of raw material Amount paid for labor Value of manufactured articles Number of persons employed $530,000,000 1,050,000 |