This help topic is for R version 1.5.0. For the current version of R, try https://stat.ethz.ch/R-manual/R-patched/library/ts/html/treering.html
treering {ts}R Documentation

Yearly Treering Data, -6000–1979.

Description

Contains normalized tree-ring widths in dimensionless units. Each tree ring corresponds to one year. Tree: Methuselah Walk, Pilo; Location: California, Gt Basin B C pine 2805M, 3726-11810; Author: Donald A. Graybill, 1980.

Usage

data(treering)

Format

A univariate time series with 7981 observations. The object is of class "ts".

Source

Time Series Data Library: http://www-personal.buseco.monash.edu.au/~hyndman/TSDL/