No. 6. Glasgow prices of pig iron, from 1841 to 1853, inclusive. There were intermediate variations, but the above gives a fair indication of the ruling prices. GLASGOW, November 25, 1853. No. 7. Average annual price per ton of the following descriptions of iron at Pittsburg, Pa., for the ten years preceding 1853. Lyon, Shorb & Co's returns. § Bailey, Brown & Co's returns. Freight, insurance and commission. Merchantable iron-average, $55 45; pig iron-average, $26 57. † Messrs. Shoenberger's returns. || Spang & Co's returns. Graff, Lindsay & Co., and Lorentz, Sterling & Co's returns. None manufactured here. CUSTOM HOUSE, Pittsburg, December 30, 1853. SIR: I have the honor to acknowledge the receipt of your letter of the 26 instant, and have to state in reply, that the Secretary of the Treasury communicated to me a copy of the Senate's resolution on the 1st of September last, and I immediately handed to several of our most extensive iron manufacturers a copy of his letter, with that of the resolution, and a table in blank, similar to the enclosed, with the view of obtaining from them the desired information. The only return which has yet reached me is that of the Messrs. Shoenberger, a copy of which you will be pleased to find enclosed, (marked No. 8.) I have not yet made my report to the Secretary of the Treasury, awaiting returns from the other manufacturers I applied to on the subject. When these are received, I will furnish you with a copy, in case they should differ in any material degree from the enclosed. Very respectfully, your obedient servant, CHAS. BROWN, Esq.. JNO. HASTINGS, Surveyor, &c. Collector of the Customs, Philadelphia, Pennsylvania. No. S. Average annual price per ton of the following descriptions of iron at Pittsburg, Pennsylvania, for the ten years preceding 1853. Date, No. 9. Statement of the prices of merchantable bar iron at Liverpool throughout ten years, from January, 1843, to January, 1853; and also, the price of the same at New York. Also, the price of the best refined iron at Liverpool and New York. Prices of railroad iron at Wales, or the place of manufacture, cash, |