Jonathon Keats: Centuries of the Bristlecone

Centuries of the Bristlecone is monumental calendar that is based upon growing girth of five Bristlecone trees sited on Mount Washington in eastern Nevada. The discrepancy between bristlecone time and Gregorian time will be visible at the Museum in Reno as a mismatch between where the calendar indicators point on the two faces of a dual pendulum clock.