20 CARNEGIE INSTITUTION OF WASHINGTON. 



Schedule of real estate, equipments, and publications— continued. 



Geophysical Laboratory (Sept. 30, 1920): 



Building, library, operating appliances $170,855.98 



Laboratory apparatus < / , --nt . < - 



Shop equipment 10,933.36 



Department of Historical Research (Sept. 30, 1920) : 



Office 2,622.97 



Library 4,083.55 



Department of Marine Biology (Sept. 30, 1920): 



Vessels 31, 180.43 



Buildings, docks, furniture, and library 12 , 120 . 36 



Apparatus and instruments 8 , 745 . 30 



Department of Meridian Astrometry (Sept. 30, 1920) : 



Apparatus and instruments 2,453.41 



Operating ^ > 332 . 70 



Nutrition Laboratory (Sept. 30, 1920) : 



Building, office, and shop 121 , 303 . 23 



Laboratory apparatus 25 , 021 . 29 



$259,014.06 



6,706.52 



52,046.09 



5,786.11 



146,324.52 



Mount Wilson Observatory (Aug. 31, 1920): 



Buildings, grounds, road, and telephone line 191,298.30 



Shop equipment ^^ > 649 . 55 



Instruments 448,374.08 



Furniture and operating appliances 136 , 390 . 00 



Hooker 100-inch reflector 561,477.79 



1 , 376 , 189 . 72 



Department of Terrestrial Magnetism (Sept. 30, 1920) : 



Building, site, and office 163,197.19 



Vessel and survey equipment 149 , 024 . 00 



Instruments, laboratory, and shop equipment 87,052 .00 



Publications: 



Stock on hand at sale price (Oct. 31, 1920) 309,654.35 



Outstanding accounts (Oct. 31, 1920) 3,335.38 



399,273.19 



312,989.73 



3,320,550.84 



The cost of maintenance of the Administration Building, 

 including the items of fuel, lighting, janitorial services, mainte- 

 nance of grounds, repairs, and other incidental 



Expenses of Main- ° ' '^ (•-irvi-i 



tenance of Admin- expenses, has been, for 1910, $2,981.65; tor 1911, 

 istration Building. ^2,641.53; for 1912, $2,919.89; for 1913, $2,601.15; 

 for 1914, $3,251.08; for 1915, $3,955.60; for 1916, $2,870.51; for 

 1917, $3,272.50; for 1918, $3,891.80; for 1919, $3,834.38; for 1920, 

 $6,339.17. Of this latter amount $2,295.00 was for reconstruction 

 of roof. 



