Yearly Treering Data, -6000--1979
Contains normalized tree-ring widths in dimensionless units.
The data were recorded by Donald A. Graybill, 1980, from Gt Basin Bristlecone Pine 2805M, 3726-11810 in Methuselah Walk, California.
A univariate time series with 7981 observations. The object is of
Each tree ring corresponds to one year.
For some photos of Methuselah Walk see https://web.archive.org/web/20110523225828/http://www.ltrr.arizona.edu/~hallman/sitephotos/meth.html