TY - RPRT TI - Mid-Holocene climate in Northern Minnesota AU - R. M. Forester AU - L.D. Delorme AU - J.P. Bradbury PY - 2017 DO - 10.1016/0033-5894(87)90064-0 UR - https://pubs.usgs.gov/publication/70014242 ID - 70014242 ER -