Items. 173 nuity have assisted the present condition of afluirs, in reducing the expense of labor; and railroad companies have only to conform to the times, by reducing their fares, and a corresponding increase of revenue willtalce place. It is a gratifying fact that these are not isolated cases; the reports of all well managed railroads throughout the"Union, presentthe same prospect of a‘ steadily and safely increasing revenue. The time has almost, if not quite art'ive(l, when the subject of Internal Improvement is to be separated from its unjust association with the bubbles of the day. They have burst, ytt it remains sound and ‘strong in the fa- vor of all sensible and intelligent men. ACl{1\'0WLED(:2\I_F.NTS ——Vt7c are indebted to J. E. Bloomficlcl, Esg., for a copy of the Report of the Camden and Amboy railroad.——-To Jon, M. Fes- smden, Esq, for the Annual Reports of the Railroad Corporations in the State of Massachusetts.--—'I'o Charles El/ct, Esq., for rt Report and Plan for _a Wire Suspension Bridge, proposed to be constructed across the Mis- sissippi river at St. Louis. - Inor: C/t.\'/tr. BoA'rs.———-The success of this class of boats in England, with the arrival ofthv Iron Steamboat at New Orleans from Pittsburg, (of 9,;-v'erylight‘dt'z1uglit of water, carrying‘ a f_1l‘t-‘1lt(‘f1l‘,{2‘0,) has lead to the opin- ion, that iron canal boats, if used on the Erie canal, would dnuhle its capa- 'city, and snprrcr-tit» the nr-crssity of the (‘Yllillgt mt nt. Vt/v tru.~:t that some at our crtterprisingr forwarders will trv the experiment. We are not fully t't§cqt1:t'intr-d with the cost ofthis hlttd of boots, but have been informed, that it will not exceed fifty per cent on the cost ofthe best Lake boats. In Pennsylvania, with their mixed line of canals and railroads from Phil- a;d(§liphia to Pittsburg, they now use iron boats, divided into three parts. The" iron boat is carried into Market street, Philadelphia. on the return oithe cars, at the. Schuylkill canal they are hooked together, forming a corttplete boat. which afterwards passes the Allegany ridge, by ten inclined p_'_tl.£tit)_"cs‘, when they again take the canal and river, to reach Pittsbtirg. ‘ with this complicated system. they compete with us successfully for the early s'pring"trade. nscmrvrs on THE 1-mauzm RAILROAD. Fare‘ for passengers for Feb. 1840, $4,812 16 do. do. do. 1839, $2.848 82 ‘V 4 Shotving an increase in the last month over the correspond- mg month of the previous year; being cqual_to sixty-nine perjt§ent,'in_crease.' , $1.953 34 ' Fare=~frtorn31st to 8th March, inclusive, 1840, ‘$1.795 47 (1.0. do. do. 1839, 857 75 Showing an incyrease for the last eight days, over the corres- _1;on’d‘ia;g-period ofihlast y'ear,_of $937 76 Eqtaall to 110 per centgincrease. The total ’'receipts‘ for fare for the/year ending on the 1st of March, 1840 atrej$l02,69l 3_»l;.‘whil‘o the:.total__ expenses are about $80,000; and the ‘interest upon the debt of the companyis'$l7,'500. '