Biblio
“The Astronomer's Globe”. Popular Astronomy. Popular Astronomy.
. 1897. 
“Astronomical Telegrams”. Publications Of The Astronomical Society. Publications Of The Astronomical Society.
. 1901. 
“Atmosphere, Telescope And Observer”. Popular Astronomy. Popular Astronomy.
. 1897. 
“An Attempt To Verify Dendroclimatic Reconstructions Using Independent Tree-Ring Chronologies”. Geoscience. Geoscience. University of Arizona.
. 1979. “An Automatic Optical Photograph, Abstract”. Publications Of The Astronomical Society Of The Pacific. Publications Of The Astronomical Society Of The Pacific.
. 1919. 
. 2004.
. 1963. Washington, D.C. : U.S. Government Printing Office.

“Boating Down The Colorado”. University Of Arizona Monthly 8 (No. 1). University Of Arizona Monthly.
. 1907. 
“Bristlecone Pine (Pinus Longaeva) In Relation To Environmental Factors And Soil Properties In East-Central Nevada”. Watershed Management. Watershed Management. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com.ezproxy1.library.arizona.edu/pqdweb?did=760211211&sid=4&Fmt=1&clientId=43922&RQT=309&VName=PQD.
. 1972. . 1983.
Ferguson_Bristlecone Pine Project Status_1983.pdf (1.69 MB)

“The Callendar Sunshine Recorder And Some Of The World-Wide Problem To Which This Instrument Can Be Applied”. In Second Pan-American Scientific Conference. Second Pan-American Scientific Conference.
. 1916. 
“Carbon Isotopic Variations In 7 Southwestern U.s. Plants From Herbarium Collections Of The Last 150 Years”. School Of Renewable Natural Resources. School Of Renewable Natural Resources. University of Arizona.
. 1997. “Chronological Analysis Of Tsegi Phase Sites In Northeastern Arizona”. Anthropology. Anthropology. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=758014861&sid=11&Fmt=1&clientId=43922&RQT=309&VName=PQD.
. 1967. “Climate And Society In Iceland From The Medieval Period To The Late Eighteenth Century”. University of East Anglia.
. 1981. “Climate And Trees”. Nature Magazine. Nature Magazine.
. 1928. 
Climate From Tree Rings. Cambridge University Press.
. “Climate Of Rebellion: The Relationship Between Climate Variability And Indigenous Uprisings In Mid-Eighteenth-Century Sonora”. Anthropology. Anthropology. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=795926481&sid=4&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 2004. “The Climate Of The Great American Desert”. Clark University.
. 1972. “Climate Response, Age Distribution, And Fire History Of A Corkbark Fir (Abies Lasiocarpa Var. Arizonica) Stand In The Santa Catalina Mountains, Arizona”. School Of Renewable Natural Resources. School Of Renewable Natural Resources. Tucson: University of Arizona.
. 2001. 
. 1996.
“Climatic Change And Water Availability In The Rio Grande And Pecos River Basins”. Hydrology. Hydrology. University of Arizona.
. 1982. “Climatic Change And Water Supply In The Great Basin”. University of Arizona.
. 1984. “Climatic Change In The North Sea Region”. University of East Anglia.
. 1975.