SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE. 



120 



RESULTS 



METEOROLOGICAL OBSERVATIONS 



MADE AT MAEIETTA, OHIO, BETWEEN 1826 AND 1859, INCLUSIVE. 



BY 



S. P. HILDRETH, M.D. 



TO WHICH ARE ADDED RESULTS OP OBSERVATIONS TAKEN AT MARIETTA, 

 BY MR. JOSEPH WOOD, BETWEEN 1817 AND 1823. 



REDUCED AND DISCUSSED, 



AT THE EXPENSE OF THE SMITHSONIAN INSTITUTION. 



BY 



CHARLES A. SCHOTT, 



A.SSISTANT U. 3. COAST SURVEY ; MEMBER AM. PHIL. SOC. PHILADELPHIA. 



[accepted POK POBLIOATION, JUNE, 1867.1 



