The Laws Observatory. 485 
financial and otherwise, which has at various times been given 
me by the Board of Curators of the University. 
A statement of the cost of the Observatory as it now stands 
is appended. No account is taken of the cost of repairs. 
COST OF OBSERVATORY AND EQUIPMENT. 
Year. For what Expended. By whom Expended. |Amount. 
1853 Old building Board of Curators. |$1150 
1853-7 * ce uw 1 8000" 
1880 im teed lsepe tower, dome and 
Dr. S. S. Laws. 2000 
1883 Inst Board of Curators.| 1010 
1891 Office and basement a6 8 se 900 
1891 rl ee say 350 
$7410 
Deduct for Fitz telescope counted twic 300 
Total cost of Observatory and instruments excepting repairs. aan 
Cost of Observatory building, abo 100 
Cost of instruments, about 1000 
DESCRIPTION OF THE BUILDING AND PRINCIPAL INSTRUMENTS. 
The Observatory Building is 84 feet long and from 14 to 
30 feet wide. The octagonal brick tower Which supports the 
dome of the étjautotial: telescope is 18 feet in diameter and 
about 18 feet high. The dome is 18 feet in diameter and its 
apex is 14 feet above the floor. It revolves on wheels that 
run on a cast iron track and is moved by a crank with gearing. 
The slit is 22 inches wide, runs slightly past the zenith and is 
closed by four trap-door shutters. The brick pier of the equa- 
torial telescope has the shape of a square pyramid and rises to 
within two feet of the floor of the dome. It is covered by a 
“capstone 4 feet square and 5 inches thick on which rests by 
four bearings the wooden stand on which the telescope is 
mounted. The foundations of this pier are 6 feet square, are 
laid 6 feet below the surface of the ground and are surrounded 
ey 
* This amount is estimated. 
