Biblio
“Growth Rings Of Trees: Their Correlation With Climate”. Science. Science.
. 1966. “Reconstruction Of Past Climatic Variability (A Progress Report) 30 June Through 31 December 1974”. Tucson: Laboratory of Tree-Ring Research.
. 1974. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Reconstruction Of Past Climatic Variability (A Progress Report) 1 January Through 30 June 1974”. Tucson: Laboratory of Tree-Ring Research.
. 1974. ![application/pdf PDF icon](/modules/file/icons/application-pdf.png)
“Tree Rings A Record Of Climate Past”. Washington, D.C. : U.S. Department of Commerce National Oceanic and Atmospheric Environmental Data Service.
. 1977. . 1973.