138 REPORT OF THE ARCHITECTS. 



Labor of carpenters $3, 275 11 



Labor of plasterers 819 50 



B. Eoofing: 



Manila felt 1, 145 9G 



Eedipped tin , 3, 043 59 



Labor 400 05 



I, 3G9 36 



4,589 GO 



$12,958 9G 



Plastering, poles, ropes, and lumber 591 35 



Painting : 



Material . 213 GO 



Labor 216 75 



430 35 



Plumbing, sewerage, and drainage ] . 380 96 



Carpenters' work, lumber, and hardware : 



Window-frames 1, 480 75 



Miscellaneous lumber 935 41 



Hardware 404 89 



2,821 05 



Decorations . . 2, 000 00 



Construction and superintendence 5, 000 00 



Miscellaneous expenses : 



A. — Survey and levels of ground, clearing of site, re- 

 pairs to roads, &c 1, 206 ijo 



B. — Printing, advertising, and photographic copies for 



circulation among bidders 1, 377 14 



C. — Platform scales, tools, models, and sheds 1, 036 71 



D. — Clerical services and watchmen 1, 571 00 



E. — Stationery, office-furniture, telegraph attachment 

 and service, traveling expenses and other inci- 

 dentals 970 94 



Total expenditures to January 1, 1880 $1 13, 146 38 



Amount appropriated by Congress 250, 000 00 



Balance to credit of the building under date of January 1, 



1880 .. 106.853 62 



The materials for the completion of the building are mostly 

 engaged under existing contracts, and represent a lia- 

 bility of 58,853 62 



Hence, balance remaining for labor of finishing and for com- 

 pleting the required material $48, 000 00 



This balance is sufficient to justify the expectation that the building 

 will be completed within the appropriation, ready for receiving the heat- 

 ing apparatus and glass cases. 



