RAINCHARTorrHEUNITED STATES 



SHOWINC THE DISTRIBUTION BY1SOHYETAL LINES OF THE MEAN PRECIPITATION IN RAIN AND MELTED SNOW FOR THE YEAR 

 Contracted undel- the direction of Prof. Joseph Henry.Secy. S-. iN.from materials coUected.andohservatl n S iiii4 e fo rAe s„,„| ls ,„ imil ,„„„„„,„ 



nvClias. A.Schott Asst D.S.Coast Smvym A.ug,1868. 



FOR THE YEAR 





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