Alaskan Book Review | Arts & CultureAlaskan Book Review – “Polar Extremes: The World of Lincoln Ellsworth” June 14, 2016 by Matt Miller Share:Commentator Dee Longenbaugh reviews “Polar Extremes: The World of Lincoln Ellsworth” by Beekman H. Pool and published by University of Alaska Press. https://media.ktoo.org/2016/06/book8.mp3