Sheet#20: Tim Fahey- Nat. Resources- examining a tree root with a hand lens (looking at changes in tree roots in the forest)., May 26, 1988

Sheet#20: Tim Fahey- Nat. Resources- examining a tree root with a hand lens (looking at changes in tree roots in the forest)., May 26, 1988, Job #1307, Box: 24. Cornell University Media Services Photo Section records, 21-37-2227. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/166049 Accessed December 31, 2025.