METEOROLOGY. 

 No. 3. COMPARISON OF TEMPERATURES AT 42 NORTH LATITUDE AND NORTHWARD. 



139 



No. 4. COMPARISON OF STATISTICS ON THE ROCKY MOUNTAIN PLATEAU IN DIFFERENT LATITUDES. 



* December, 1849, and January and February, 1850, are used at this station as the only existing observations. 

 No. 5. AMOUNT OF WATER FALLING IN RAIN AND SNOW AT FORTS SNELLING AND LARAMIE. 



