The J. Paul Getty Museum
C.L. Pond
License, verbatimCC0
The J. Paul Getty Museum: image dedicated to the public domain under Creative Commons Zero (CC0), stated on the media record itself ('Rights for Media'), with download clearance.
C.L. Pond. Butt-end section of the original Big Tree, diameter 25 feet. Mammoth Trees of Calaveras Co., California., 1869–1878. The J. Paul Getty Museum.