%0 Thesis %B Geology and Geography %D 1974 %T Secular Changes of Precipitation in the Rocky Mountains and Adjacent Western States %A Bradley, Raymond S. %K Meterology %B Geology and Geography %I University of Boulder %V PhD %G eng %U http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=758390521&sid=2&Fmt=1&clientId=43922&RQT=309&VName=PQD