A Feathered River Across the Sky: The Passenger Pigeon's Flight to ExtinctionJoelGreenberg. 2014. Bloomsbury, New York. 289 pages, 16 color plates, additional black and white photos, notes, index, and appendix. ISBN 9781620405345. $26.00 (Hardback). Also available as an e‐book. Issue 3 (26th August 2014) - Dumbacher, John; Taylor, Sabrina S.