[ 23 ] 42 



The dimension-stone, for fine work, at 46 cents per cubic foot. 

 The split ashlar, in place of the rough rubble stone, we will furnish at 

 37^ cents per foot. 



The above prices are estimated, provided the price of freight on the rail- 

 road is reduced to 2^ cents per ton per mile. 

 All of which is respectfully submitted. 



SUMWALS, GREEN, & CO. 

 Hon. Robert Dale Owen, 

 Wm. J. Hough, 

 W. W. Seatox, 



Uo'/nmitiee. 



The chairman laid before the committee the following letter: 



Washington City, March 15, 1S47. 



Gentlemen: I propose to deliver what lime maybe wanted in the 

 erection and finishujg of the Smiihsonian Institution, in this city, at forty 

 cents per bushel. 



The hme shall be burnt from the best alum stone, with wood, and shall 

 be warranted of the first quality. 



I will guaranty that two bushels and a peck shall be sufficient for lay- 

 ing a thousand brick, provided proper sand is used. 



E. J. COOPER, 

 79 South High Street^ Baltimore. 



The chairman laid before the committee the following letter : 



Washington City, March 15, 1S47. 



The undersigned proposes to furnish the white pine and yellow pine 

 necessary for the Smithsonian Institution at the following prices: 



200,000 b. m. white pine timber, at S23. 



75,000 f b. m. yellow pine narrow boards, in the rough, at $2Q 50. 



75,000 f b. m. ditto, dressed, tongued and grooved, at $37. 



25,000 b. m. white pine plank, at $30. 



Common cuUings, at !^14. 



The above to be delivered here free of charge, and in such quanti- 

 ties as may be ordered, from time to time. 



JOHN PURDY. 



The chairman laid before the committee the following letter : 



March 7, 1S47. 



Sir: I have seen, from the proposals for the construction of the insti- 

 tution, that stone from the upper Potomac may be used in the building. 

 I will take leave to inform you that I have quarries of the red sandstone 

 within a short distance of boat navigation, from which were constructed 

 the aqueduct and locks at and below the mouth of Seneca. The quarry 

 will either be sold, or otherwise, as may best suit the views of the par- 



