ANNUAL AMOUNT OF RAIN-FALL IN THE 







XL 



MARYLAND AND DISTRICT OP COLUMBIA. 







J Si 





>, 



. • 



^ 













i 





c - 



i 



121 



| 



a 



fa 



t! ^ 



s 



fa 



> 

 in 





 fa 





fa 





a . 

 v bit 



"is 



g. 



a 

 < 



^ 

 j 



55 G 



■s 





 1 



1817 





4?.55 

























1818 





32.60 



































1819 





28.75 



































1820 





42.50 



































1821 





50.20 



































1822 





29.20 



































1823 





44-55 



































1824 



29.00 



42.28 



































1825 



24.45 





































1826 







































1827 



26.39* 





































1828 



23-55 





































1829 



43 -°9 

 47.27 





































1836 



1837 



31.80 





45.OO 

































1838 



35- 10 





47.IO 

































1839 



37-65 





51-7° 

































1840 



35-73* 





37-5° 

































1841 



45.11 





43-9° 

































1842 







35- 10 

































1843 







48.79 







50.84* 



























1844 







32.46 







40.76 



























1845 







28.39 

































1846 



41.61 



62.04 



46.66 

































1847 



35.82 



45-44 



33-oi 

































1848 



23.24 



37.82 



34-42 

































1849 





35.22 



30-63 

































1850 





50.38 



44.80 

































1851 





36.41 



38.10 

































1852 



36.44 



55-38 



5i-5o 



50.42 







48.O7 





















1853 



31-75 



38.67* 



36.00 



42.89* 



























1854 



28. 29 





59.20 







43-67* 



32I9 





















i8 55 



29.76 





29.31 









53-8o 



34.06 





















1856 



33-63 





22.87 









34.64* 



3O.65 





















1857 



41.64 





38-37 











42.27 





37.20* 



51.64 













1858 



39.01 



35-76* 



46.06 











47.26 



31-54* 





38.59 













1859 



42.32 













56-26 



47-73 





42.52* 



51-45 



37-31 











i860 



40.31 













59.60 







36.41* 





36.86* 











1861 



44-34 













46.15 



33-77 



44-32 



34.91* 



54.06 



38.77 



57 



42 







1862 



41.72 













47-35 



35-87 



46. 08* 



36.78* 



52.73 





44 



S5 







1863 



43-56 













63.50* 







53-50* 



44.88* 





38. 



18* 







1864 



34.02 













41.80 









42.26 





34 



67* 







1865 



44.69 













47-54* 









57-59 





38. 



94* 



52.11 



1866 



46.85 















37-48* 







60.53 









53-09 



1867 



53-45 





























37-52 



42-33 



41.10 



45.02 



48.61 



48.53 



38.34 



42.87 



39-27 



5o-34 



39.26 



42.58 



52.60 





