ANNUAL REPORT 
JUN-519S1 
BOARD OF TRUSTEES OF THE BUILDING-FUND 
OF THE 
Academy of Natural Sciences of Philadelphia 
TO THE 
CONTRIBUTORS TO THE FUND. 
JANUARY, 1868 . 
0 ' 
PHILADELPHIA: 
MERRIHEW & SON, PRINTERS. 
No. 243 Arch Street, below Third. 
1868. 
