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Par Collection Par Auteur- JACOBS, B. F. (1)
- 1985 (1)
- The lower part of a 5. m core from Hay Lake (34 N, 109 25W) at 2780 m in east-central Arizona provides a pollen record for the middle Wisconsin. The middle Wisconsin climate is inferred to have been cooler than today and is marked by more available
- 1985