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132. Mean Relative Humidity - Annual, Arizona, 1961-1990

Datasets University Of Arizona Public content
1961. National Climatic Data Center (U.S.). This element was computed using data from the National Climatic Data Center's U.S. National 1961-1990 Climate Normals (NOAA, 1994b). The original d... National Climatic Data Center (U.S.).

133. Median Date of First Snowfall, Arizona, 1961-1990

Datasets University Of Arizona Public content
1961. National Climatic Data Center (U.S.). This element was computed using snowfall data from the National Climatic Data Center's United States Snow Climatology (TD-9641M) database (NCDC, 19... National Climatic Data Center (U.S.).

134. Median Date of Last Snowfall, Arizona, 1961-1990

Datasets University Of Arizona Public content
1961. National Climatic Data Center (U.S.). This element was computed using snowfall data from the National Climatic Data Center's United States Snow Climatology (TD-9641M) database (NCDC, 19... National Climatic Data Center (U.S.).

136. Median Last 32 Degree Fahrenheit Temperature in Spring, Arizona, 1961-1990

Datasets University Of Arizona Public content
1961. National Climatic Data Center (U.S.). This element was computed using data from the National Climatic Data Center's Cooperative Summary of the Day (TD-3200) database (NCDC, 1995). The o... National Climatic Data Center (U.S.).

137. Mexico & Guatemala, 1834

Collections University Of Arizona Public content
1834. Henry Schenck Tanner. The two decades between 1820 and 1840 have been called the "Golden Age of American Cartography". During these years commercial map publishing, base...

138. Mexico, California and Texas, 1848

Collections University Of Arizona Public content
1848. John Rapkin. Another milestone in Southwestern history, in 1848 the United States acquired much of its southwestern territory from Mexico through the Treaty of ...

139. Mexico, California and Texas, 1854

Collections University Of Arizona Public content
1854. Adam and Charles Black, publishers. Black's colorful little map shows the political configuration of the Southwest just prior to the next great milestone: the acquisition by the Unite...

140. Mine Locations, Arizona, 1993

Datasets University Of Arizona Public content
1993. Arizona. State Land Department. This dataset depicts locations of mines throughout Arizona. This coverage is derived from the Bureau of Mines Minerals Availablity System (MAS) dat... Arizona State Land Department.