Biblio
] . 1974. “Reconstruction Of Past Climatic Variability (A Progress Report) 1 January Through 30 June 1974”. Tucson: Laboratory of Tree-Ring Research.
Fritts_Reconstruction of Past Climatic Variability_Jan-June 1974.pdf (24.05 MB). 1974. “Reconstruction Of Past Climatic Variability (A Progress Report) 30 June Through 31 December 1974”. Tucson: Laboratory of Tree-Ring Research.
Fritts_Reconstruction of Past Climatic Variability_June-Dec 1974.pdf (43.63 MB)